Finding the Fourth Proportional to 543,017,863.20, 814,526,794.80 and 134,074,013.70
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Solution
The fourth proportional to 543,017,863.20, 814,526,794.80 and 134,074,013.70 is: 201,111,020.55
Step by Step Solution
- Step 1: Write the proportion equation
543,017,863.20 : 814,526,794.80 = 134,074,013.70 : x - Step 2: Convert to fraction form
543,017,863.20/814,526,794.80 = 134,074,013.70/x - Step 3: Cross multiply
543,017,863.20x = 814,526,794.80 × 134,074,013.70 - Step 4: Simplify right side
543,017,863.20x = 109,206,876,645,032,288 - Step 5: Solve for x
x = 109,206,876,645,032,288/543,017,863.20 - Step 6: Final answer
x = 201,111,020.55
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Similar ratio
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.