Finding the Fourth Proportional to 334,458,878.25, 461,553,251.99 and 187,784,311.53
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Solution
The fourth proportional to 334,458,878.25, 461,553,251.99 and 187,784,311.53 is: 259,142,349.91
Step by Step Solution
- Step 1: Write the proportion equation
334,458,878.25 : 461,553,251.99 = 187,784,311.53 : x - Step 2: Convert to fraction form
334,458,878.25/461,553,251.99 = 187,784,311.53/x - Step 3: Cross multiply
334,458,878.25x = 461,553,251.99 × 187,784,311.53 - Step 4: Simplify right side
334,458,878.25x = 86,672,459,658,435,840 - Step 5: Solve for x
x = 86,672,459,658,435,840/334,458,878.25 - Step 6: Final answer
x = 259,142,349.91
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.