Finding the Fourth Proportional to 4,091,993,644.98, 5,646,940,608.84 and 2,283,486,552.12
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Solution
The fourth proportional to 4,091,993,644.98, 5,646,940,608.84 and 2,283,486,552.12 is: 3,151,205,514.88
Step by Step Solution
- Step 1: Write the proportion equation
4,091,993,644.98 : 5,646,940,608.84 = 2,283,486,552.12 : x - Step 2: Convert to fraction form
4,091,993,644.98/5,646,940,608.84 = 2,283,486,552.12/x - Step 3: Cross multiply
4,091,993,644.98x = 5,646,940,608.84 × 2,283,486,552.12 - Step 4: Simplify right side
4,091,993,644.98x = 12,894,712,940,906,465,280 - Step 5: Solve for x
x = 12,894,712,940,906,465,280/4,091,993,644.98 - Step 6: Final answer
x = 3,151,205,514.88
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1.5x scale
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.