Home / 483,327,010.20-724,990,515.30-299,661,000.60

Finding the Fourth Proportional to 483,327,010.20, 724,990,515.30 and 299,661,000.60

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Solution

The fourth proportional to 483,327,010.20, 724,990,515.30 and 299,661,000.60 is: 449,491,500.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,327,010.20 : 724,990,515.30 = 299,661,000.60 : x
  2. Step 2: Convert to fraction form
    483,327,010.20/724,990,515.30 = 299,661,000.60/x
  3. Step 3: Cross multiply
    483,327,010.20x = 724,990,515.30 × 299,661,000.60
  4. Step 4: Simplify right side
    483,327,010.20x = 217,251,383,240,307,616
  5. Step 5: Solve for x
    x = 217,251,383,240,307,616/483,327,010.20
  6. Step 6: Final answer
    x = 449,491,500.90

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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.