Seokgi has a square piece of red-colored paper with a side length of 5 centimeters (cm), and Mina has a rectangular piece of blue-colored paper with a side length of 4 centimeters (cm). The red colored paper and the blue colored paper have the same area. Find the length of the other side of the blue-colored paper as a decimal number.
5 2 [OP_POW] 4 [OP_DIV]
var_a = 5
var_b = 2
var_c = var_a ** var_b
var_d = 4
var_e = var_c / var_d
print('{:.2f}'.format(round(var_e+1e-10,2)))