Table:
text: Obsolete Russian units of measurement
Liquid measures
Liquid measures
Unit Russian Translation_ Ratio Cubic_inches_exact Metric_value Imperial US_Customary
chetvert че́тверть quarter 1/8 93 ¾ 1.537 L 1.35 qt 1.624 qt
vedro ведро́ bucket 1 750 12.29941 L 2.71 gal. 3.249 gal.
bochka бо́чка barrel 40 30000 491.98 L 108.22 gal. 129.967 gal.

Question: What is the translation of Chetvert Old Russian units of measure under obsolete liquid measures?