How long does it take the earth to make one full rotation around the Milky Way center?

Answer 1

Aparently around 250, 000 Million Years

Which fits in nicely with the appearance of the first Dinosaurs

Answer 2

The Earth orbits the sun, it takes the sun between 225 and 250 million Earth years.

Answer 3

One journey of our sun and planets around the center of our Milky Way galaxy is sometimes called a cosmic year. That’s approximately 225-250 million Earth-years

Answer 4

A bit over 225 million years, Revolution varies a bit each time.

Answer 5

Well ,last time we were here ,it was  the Triassic age ,and the Earth consisted of only one continent -- Pangaea.

I think things were better .

Answer 6

Our solar system travels in a sinusoidal wave around the Milky Way. Best guesstimate, 250 million years which matches the Permian-Triassic extinction aka great dying.

Answer 7

225,000,000 to 260,000,00. years for one revolution, NOT rotation. Different sources give different ranges. 

https://en.m.wikipedia.org/wiki/NBCUniversal#:~:te...  

Answer 8

About 250 million years.

Answer 9

About 240 million years. 

Answer 10

About two hundred million years.

Considering that anything remotely human has only been in existence for less than a million years, it gives you an insight into the gulf of  "deep time".