ひりつ比率hiritsu
1.
A mathematical expression representing the relationship between two or more quantities, indicating how much of one quantity exists in relation to another.
2.
A value that compares one quantity to another, often expressed as a fraction or percentage, used to analyze relationships and trends between different sets of numbers.
3.
A specific measurement that conveys the proportionate size of one quantity relative to another, often utilized in fields such as economics, statistics, and science for comparison purposes.
Example:
親に対する子どもの比率が大きくなればなるほど子どもを育てるのは難しくなる。