a quarter
Examples
I'm the only person I know that's lost a quarter of a billion dollars in one year. It's very character-building.
People are good or half good or a quarter good, and it changes all the time - but even on the best day nobody's perfect.
Love seems the swiftest, but it is the slowest of growths. No man or woman really knows what perfect love is until they have been married a quarter of a century.
A quarter depends on cultivation.
Overseas, a cow a quarter of kopeck, but a rouble to ship.
Overseas, a cow costs a quarter of kopeck, but it will cost a rouble to ship it here.