Finding the Fourth Proportional to 1,473,428,227.38, 2,033,320,609.97 and 804,373,272.19
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Solution
The fourth proportional to 1,473,428,227.38, 2,033,320,609.97 and 804,373,272.19 is: 1,110,029,468.73
Step by Step Solution
- Step 1: Write the proportion equation
1,473,428,227.38 : 2,033,320,609.97 = 804,373,272.19 : x - Step 2: Convert to fraction form
1,473,428,227.38/2,033,320,609.97 = 804,373,272.19/x - Step 3: Cross multiply
1,473,428,227.38x = 2,033,320,609.97 × 804,373,272.19 - Step 4: Simplify right side
1,473,428,227.38x = 1,635,548,752,452,935,680 - Step 5: Solve for x
x = 1,635,548,752,452,935,680/1,473,428,227.38 - Step 6: Final answer
x = 1,110,029,468.73
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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.