Finding the Fourth Proportional to 755,282,066.09, 1,034,740,122.68 and 726,974,272.32
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Solution
The fourth proportional to 755,282,066.09, 1,034,740,122.68 and 726,974,272.32 is: 995,958,306.84
Step by Step Solution
- Step 1: Write the proportion equation
755,282,066.09 : 1,034,740,122.68 = 726,974,272.32 : x - Step 2: Convert to fraction form
755,282,066.09/1,034,740,122.68 = 726,974,272.32/x - Step 3: Cross multiply
755,282,066.09x = 1,034,740,122.68 × 726,974,272.32 - Step 4: Simplify right side
755,282,066.09x = 752,229,447,723,537,664 - Step 5: Solve for x
x = 752,229,447,723,537,664/755,282,066.09 - Step 6: Final answer
x = 995,958,306.84
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.