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: [[-8, -5, 38], [-50, 38, -21], [-34, -10, -24, 41], [47, 6, 34, -38, -9]]

[1520, 39900, -334560, 3279096]