Home / 468,139,052.12-701,231,408.76-280,798,867.82

Finding the Fourth Proportional to 468,139,052.12, 701,231,408.76 and 280,798,867.82

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Solution

The fourth proportional to 468,139,052.12, 701,231,408.76 and 280,798,867.82 is: 420,612,176.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,139,052.12 : 701,231,408.76 = 280,798,867.82 : x
  2. Step 2: Convert to fraction form
    468,139,052.12/701,231,408.76 = 280,798,867.82/x
  3. Step 3: Cross multiply
    468,139,052.12x = 701,231,408.76 × 280,798,867.82
  4. Step 4: Simplify right side
    468,139,052.12x = 196,904,985,656,125,472
  5. Step 5: Solve for x
    x = 196,904,985,656,125,472/468,139,052.12
  6. Step 6: Final answer
    x = 420,612,176.59

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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.