Question

If a : b = 2:3 , b:c= 4:5 c:d=5:3 then find a : b:c:d​

Answer 1

Step-by-step explanation:

a:b = 2:3 = 2×4:3×4 =8:12

b:c = 4:5 = 4×3:5×3 = 12:15

c:d = 5:3 = 5×3:3×3 = 15:9

a:b:c:d = 8:12:15:9