Finding the Fourth Proportional to 1,498,115,603.16, 2,244,719,459.52 and 797,864,272.20
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Solution
The fourth proportional to 1,498,115,603.16, 2,244,719,459.52 and 797,864,272.20 is: 1,195,489,489.65
Step by Step Solution
- Step 1: Write the proportion equation
1,498,115,603.16 : 2,244,719,459.52 = 797,864,272.20 : x - Step 2: Convert to fraction form
1,498,115,603.16/2,244,719,459.52 = 797,864,272.20/x - Step 3: Cross multiply
1,498,115,603.16x = 2,244,719,459.52 × 797,864,272.20 - Step 4: Simplify right side
1,498,115,603.16x = 1,790,981,457,863,102,208 - Step 5: Solve for x
x = 1,790,981,457,863,102,208/1,498,115,603.16 - Step 6: Final answer
x = 1,195,489,489.65
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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.