Finding the Fourth Proportional to 6,331,585,034.92, 9,497,377,847.76 and 4,337,660,918.20
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Solution
The fourth proportional to 6,331,585,034.92, 9,497,377,847.76 and 4,337,660,918.20 is: 6,506,491,579.66
Step by Step Solution
- Step 1: Write the proportion equation
6,331,585,034.92 : 9,497,377,847.76 = 4,337,660,918.20 : x - Step 2: Convert to fraction form
6,331,585,034.92/9,497,377,847.76 = 4,337,660,918.20/x - Step 3: Cross multiply
6,331,585,034.92x = 9,497,377,847.76 × 4,337,660,918.20 - Step 4: Simplify right side
6,331,585,034.92x = 41,196,404,715,606,982,656 - Step 5: Solve for x
x = 41,196,404,715,606,982,656/6,331,585,034.92 - Step 6: Final answer
x = 6,506,491,579.66
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1.5x scale
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.