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: [[-29, 27, -31, 8], [12, -6, -17, 24], [-20, 30, 14, 43]]

[194184, 29376, -361200]