Type the max number title in Excel

Question

I want two fill land types with columns a, b, c, and d. If A is greater than all 3 types A or if b is greater than A, C, and D then type B or if c is greater than A, B, and D Type C or if D is greater than A, B, C then type D in one cell in Excel. enter image description here

CCA         Banjar_Kadeem   Ghasni      Gair_Mumkin Land_Type
0.112       0.000           0.000       0.000       CCA
0.018       0.000           0.000       0.000       CCA
0.177       0.000           0.000       0.000       CCA
0.243       0.000           0.000       0.000       CCA
0.033       0.000           0.000       0.000       CCA
0.056       0.000           0.000       0.000       CCA
0.045       0.000           0.000       0.003       CCA
0.064       0.064           0.000       0.000       Banjar_Kadeem
0.127       0.000           0.000       0.000       CCA
0.040       0.000           0.000       0.000       CCA
0.059       0.000           0.000       0.000       CCA
0.031       0.000           0.000       0.004       CCA
0.000       0.000           0.000       0.005       Gair_Mumkin
0.000       0.000           0.000       0.009       Gair_Mumkin
0.000       0.000           0.000       0.069       Gair_Mumkin
0.167       0.000           0.000       0.000       CCA
0.000       0.000           0.000       0.007       Gair_Mumkin
0.000       0.000           0.000       0.019       Gair_Mumkin
0.014       0.000           0.000       0.000       CCA
0.046       0.000           0.000       0.000       CCA
0.040       0.000           0.000       0.000       CCA
0.048       0.048           0.000       0.000       Banjar_Kadeem

Answer 1

If you have duplicates and want to list all you could use:

=TEXTJOIN(",",1,FILTER($A$1:$D$1,A2:D2=MAX(A2:D2),""))

Or: 

=ARRAYTOTEXT(FILTER($A$1:$D$1,A2:D2=MAX(A2:D2),""))