Convert from caballeria [Spain/Peru] to stang

Unit Definition (caballeria [Spain/Peru])
The caballeria [Spain/Peru] a traditional unit of land area in Spanish speaking countries. In Spain and Peru the caballeria is equal to 60 fanegas, which is roughly 40 hectares (100 acres).

Unit Definition (stang)
The stang is a traditional Welsh unit of land area generally equal to 3240 square yards, 0.6694 acre, or 0.2709 hectare.