Finding the Fourth Proportional to 4,640,204,974.12, 6,960,118,701.21 and 1,146,522,468.94
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Solution
The fourth proportional to 4,640,204,974.12, 6,960,118,701.21 and 1,146,522,468.94 is: 1,719,737,063.76
Step by Step Solution
- Step 1: Write the proportion equation
4,640,204,974.12 : 6,960,118,701.21 = 1,146,522,468.94 : x - Step 2: Convert to fraction form
4,640,204,974.12/6,960,118,701.21 = 1,146,522,468.94/x - Step 3: Cross multiply
4,640,204,974.12x = 6,960,118,701.21 × 1,146,522,468.94 - Step 4: Simplify right side
4,640,204,974.12x = 7,979,932,477,426,755,584 - Step 5: Solve for x
x = 7,979,932,477,426,755,584/4,640,204,974.12 - Step 6: Final answer
x = 1,719,737,063.76
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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.