Question

16,x,9are in continued proportion,find x.

Answer 1

16*x=x*9 solve this u will get it

Answer 2

If a ,b ,c are in continued proportion then a/b = b/c i.e a:b::b:c then b²=ac

Here a = 16

b = x

c = 9

x ² = 16 ( 9 ) = 144 .

Therefore , x = 144 .