Question

How many years have gone by since 185 BCE

Answer 1

Here's your answer :
Year's gone from 185 bce = 2018 + 185
= 2203 years

Answer 2

4.5 billion years.

Year 185 BC was a year of the pre-Julian Roman record. At the time it was identified as the Year of the Consulship of Pulcher and Puditanus. The classification 185 BC for this year has been used since the ancient medieval period when the Anno Domini timeline age became the widespread practice in Europe for identifying years.