Finding the Fourth Proportional to 2,876,176,498.62, 3,971,864,812.19 and 2,719,484,192.17
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Solution
The fourth proportional to 2,876,176,498.62, 3,971,864,812.19 and 2,719,484,192.17 is: 3,755,480,088.01
Step by Step Solution
- Step 1: Write the proportion equation
2,876,176,498.62 : 3,971,864,812.19 = 2,719,484,192.17 : x - Step 2: Convert to fraction form
2,876,176,498.62/3,971,864,812.19 = 2,719,484,192.17/x - Step 3: Cross multiply
2,876,176,498.62x = 3,971,864,812.19 × 2,719,484,192.17 - Step 4: Simplify right side
2,876,176,498.62x = 10,801,423,570,167,318,528 - Step 5: Solve for x
x = 10,801,423,570,167,318,528/2,876,176,498.62 - Step 6: Final answer
x = 3,755,480,088.01
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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.