The main effect of the passage of the 17th amendment was each state now had three senators instead of two state legislators selected the senators for each state empowering voters by enabling them to directly elect senators the total number of senators was now based on population

Empowering  voters  by   enabling  them  to   directly   elect  senator.was   the  main  effect  of  the  passage  of  17th  amendment .This  was  passed  by  the  congress  in may  1912.If  a  vacancy  of  a  senate arise  of    a  given   state  an   executive  authority  of   such  state issue  a  writ of  election  to  fill  the  vacancy

The have over 100 billion people in america