Yes, Chile is further west than the prime meridian (zero degrees latitude). The midpoint of Chile is further west by approximately 2,943 miles (4,736km).
No, Chile is not further east than the prime meridian (zero degrees latitude).
No, Chile is not further north than the equator.
Yes, Chile is further south than the equator. The midpoint of Chile is further south by approximately 2,465 miles (3,967km).