Question

if 4 ratio 5 proportional x ratio 45 then find the value of of x​

Answer 1

The answer is

4x +5x =45

9x=45

x= 45/9

x=5

Answer 2

Answer:

4:5::x:45

=>45*4 = 5*x

=>180 = 5x

=>36 = x

Answer....x=36