In this case, we'll have to carry out several steps to find the solution.
Step 01:
Data:
ratio
older movies : new releases
7 : 3
Step 02:
ratio:
older movies = 147
[tex]\text{new releases = 147 older movies }\cdot\text{ }\frac{3\text{ new releases}}{7\text{ older movies}}[/tex]new releases = 63
The answer is:
new releases = 63