Home / 468,139,049.11-701,231,404.27-280,798,864.82

Finding the Fourth Proportional to 468,139,049.11, 701,231,404.27 and 280,798,864.82

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Solution

The fourth proportional to 468,139,049.11, 701,231,404.27 and 280,798,864.82 is: 420,612,172.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,139,049.11 : 701,231,404.27 = 280,798,864.82 : x
  2. Step 2: Convert to fraction form
    468,139,049.11/701,231,404.27 = 280,798,864.82/x
  3. Step 3: Cross multiply
    468,139,049.11x = 701,231,404.27 × 280,798,864.82
  4. Step 4: Simplify right side
    468,139,049.11x = 196,904,982,292,758,912
  5. Step 5: Solve for x
    x = 196,904,982,292,758,912/468,139,049.11
  6. Step 6: Final answer
    x = 420,612,172.10

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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.