Home / 1,387,853,098.20-2,081,786,825.52-467,737,408.44

Finding the Fourth Proportional to 1,387,853,098.20, 2,081,786,825.52 and 467,737,408.44

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Solution

The fourth proportional to 1,387,853,098.20, 2,081,786,825.52 and 467,737,408.44 is: 701,608,531.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,387,853,098.20 : 2,081,786,825.52 = 467,737,408.44 : x
  2. Step 2: Convert to fraction form
    1,387,853,098.20/2,081,786,825.52 = 467,737,408.44/x
  3. Step 3: Cross multiply
    1,387,853,098.20x = 2,081,786,825.52 × 467,737,408.44
  4. Step 4: Simplify right side
    1,387,853,098.20x = 973,729,574,693,259,264
  5. Step 5: Solve for x
    x = 973,729,574,693,259,264/1,387,853,098.20
  6. Step 6: Final answer
    x = 701,608,531.88

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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.