GOLDEN RATIO Definition & Meaning

golden ratio

the ratio of two lengths, equal in value to (1 + √5)/2, and given by b / a = ( b + a )/ b ; it is the reciprocal of the golden section and also equal to (1 + golden section) Φ Compare golden section

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Proportions—think of the golden ratio and its kindred—are the bedrock of our reality, found in everything from music to the structure of the cosmos.

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“I didn’t know what the ‘golden ratio’ was in mathematics but someone came in and I looked it up.

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In a similar way, the golden ratio φ can be constructed geometrically, as can many other irrational values.

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“It’s the square of the ‘plastic ratio,’” he said, “which is a number that has a lot of properties similar to the more famous ‘golden ratio.’”

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“I love that you included the golden ratio and the shells on the beach with the holes in them,” Ms. Solomon said about the moon snail.

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