The interest of money is proportionably so.

货币的利息是成比例的。

That in those times of poverty and barbarism these were proportionably much cheaper than corn, is undoubtedly true.

在那个贫穷和野蛮的时代， 这些比玉米便宜得， 这无疑是正确的。

The state not knowing how to tax, directly and proportionably, the revenue of its subjects, endeavours to tax it indirectly by taxing their expense, which, it is supposed, will, in most cases, be nearly in proportion to their revenue.

国家不知道如何直接和按比例对其臣民的收入征税，试对他们的支出征税来间接征税，据推测，在大数情况下，支出几乎与他们的收入成正比。