What are the dimensions of the poster at one-third its current size?

you enter x 1/3 and will get the answer.

You haven't given the dimensions so an example is below.

Step-by-step explanation:

Ex 1

Poster current size 60inches

60 x 1/3 = 20  = 20inches

Ex 2

Poster current size 63 inches

60 x 1/3 = 21 = 21inches

Ex 3

Poster current size 67 inches

67 x 1/3 = 22.33 = 22.33 inches

Ex 4

Poster current size 81 x 47 inches

81 x 1/3 = 27    47 x 1/3 = 15.66

This means the poster at 1/3 size is 27in x 15.66in