Finding the Fourth Proportional to 384,286,531, 576,489,516.18 and 129,044,618.68
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Solution
The fourth proportional to 384,286,531, 576,489,516.18 and 129,044,618.68 is: 193,586,982.08
Step by Step Solution
- Step 1: Write the proportion equation
384,286,531 : 576,489,516.18 = 129,044,618.68 : x - Step 2: Convert to fraction form
384,286,531/576,489,516.18 = 129,044,618.68/x - Step 3: Cross multiply
384,286,531x = 576,489,516.18 × 129,044,618.68 - Step 4: Simplify right side
384,286,531x = 74,392,869,788,465,792 - Step 5: Solve for x
x = 74,392,869,788,465,792/384,286,531 - Step 6: Final answer
x = 193,586,982.08
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.