The completed number sentence is

To fill in the blanks, let's follow the logic of the number sentence.
Given:

1. To find the missing number in the first blank, we can set up a proportion using the given values:

Solving for the missing number, we get 13 in the first blank.
2. Now, we need to find the missing number in the second blank:

Solving for the missing number, we get 221 in the second blank.
Therefore, the completed number sentence is
