4.30 vs 4.56 gear

lol I have a little bit of property about 20 miles from “the city”. I have a street tire I run for road manners. 18x10 with a 305 when I daily. Shows and such. Motor is 440 all roller What is your mph
440 ! there's your answer .4.30 or even a 4.10 would more than enough gear with a 29 " tire