Home / 483,327,342.20-724,991,013.30-299,661,332.60

Finding the Fourth Proportional to 483,327,342.20, 724,991,013.30 and 299,661,332.60

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Solution

The fourth proportional to 483,327,342.20, 724,991,013.30 and 299,661,332.60 is: 449,491,998.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,327,342.20 : 724,991,013.30 = 299,661,332.60 : x
  2. Step 2: Convert to fraction form
    483,327,342.20/724,991,013.30 = 299,661,332.60/x
  3. Step 3: Cross multiply
    483,327,342.20x = 724,991,013.30 × 299,661,332.60
  4. Step 4: Simplify right side
    483,327,342.20x = 217,251,773,168,502,336
  5. Step 5: Solve for x
    x = 217,251,773,168,502,336/483,327,342.20
  6. Step 6: Final answer
    x = 449,491,998.90

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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.