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: [[-22, 45, 10, 50], [6, 34, 31], [27, 21, -37, 34]]

[-495000, 6324, -713286]