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.
[[44, 39, -47, -8], [-33, 5, -38], [45, -34, -46, -34, -36], [37, -1, -22, -21, 23]]