Question

find the missing fraction in each of the following proportion:
4/9:8/5::1/5:_​

Answer 1

Answer:

4/9 : 8/5 : : 1/5 : x

=> 4/9 × 5/8 = 1/5 × 1/x

=> 1/9 × 5/2 = 1/5 × 1/x

=> 5/18 = 1/5x

=> x = 18/25