Definition: In this task you will be given a list of lists, of numbers. For every inner list, you should multiply every number in that list and put the results in your answer. The output should be a list of numbers with the same length as the number of the lists in the input list.
Input: [[32, 18, 39, -20, -21], [-17, 33, -4, -32], [50, -38, -26, -41, 37]]

[9434880, -71808, -74939800]