Finding the Fourth Proportional to 1,755,934,882.70, 2,632,850,422.14 and 558,893,536.46
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Solution
The fourth proportional to 1,755,934,882.70, 2,632,850,422.14 and 558,893,536.46 is: 838,005,496.61
Step by Step Solution
- Step 1: Write the proportion equation
1,755,934,882.70 : 2,632,850,422.14 = 558,893,536.46 : x - Step 2: Convert to fraction form
1,755,934,882.70/2,632,850,422.14 = 558,893,536.46/x - Step 3: Cross multiply
1,755,934,882.70x = 2,632,850,422.14 × 558,893,536.46 - Step 4: Simplify right side
1,755,934,882.70x = 1,471,483,083,400,028,416 - Step 5: Solve for x
x = 1,471,483,083,400,028,416/1,755,934,882.70 - Step 6: Final answer
x = 838,005,496.61
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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.