Finding the Fourth Proportional to 217,680,304.14, 300,398,823.33 and 119,895,160.14
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Solution
The fourth proportional to 217,680,304.14, 300,398,823.33 and 119,895,160.14 is: 165,455,322.99
Step by Step Solution
- Step 1: Write the proportion equation
217,680,304.14 : 300,398,823.33 = 119,895,160.14 : x - Step 2: Convert to fraction form
217,680,304.14/300,398,823.33 = 119,895,160.14/x - Step 3: Cross multiply
217,680,304.14x = 300,398,823.33 × 119,895,160.14 - Step 4: Simplify right side
217,680,304.14x = 36,016,365,029,017,916 - Step 5: Solve for x
x = 36,016,365,029,017,916/217,680,304.14 - Step 6: Final answer
x = 165,455,322.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.