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1 in a billion as a percentage = 100 * 1/1 000 000 000 = 1/10 000 000

or 0.0000001 %

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โˆ™ 2011-06-27 17:00:56
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Q: What is 1 of 1 billion is equal to what percentage. Say 1 person in a billion represent's what percentage of the population?
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