Finding the Fourth Proportional to 334,458,876.75, 461,553,249.92 and 187,784,310.03
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Solution
The fourth proportional to 334,458,876.75, 461,553,249.92 and 187,784,310.03 is: 259,142,347.84
Step by Step Solution
- Step 1: Write the proportion equation
334,458,876.75 : 461,553,249.92 = 187,784,310.03 : x - Step 2: Convert to fraction form
334,458,876.75/461,553,249.92 = 187,784,310.03/x - Step 3: Cross multiply
334,458,876.75x = 461,553,249.92 × 187,784,310.03 - Step 4: Simplify right side
334,458,876.75x = 86,672,458,577,392,432 - Step 5: Solve for x
x = 86,672,458,577,392,432/334,458,876.75 - Step 6: Final answer
x = 259,142,347.84
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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.