Home / 499,454,345.10-749,181,517.65-490,845,000.90

Finding the Fourth Proportional to 499,454,345.10, 749,181,517.65 and 490,845,000.90

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Solution

The fourth proportional to 499,454,345.10, 749,181,517.65 and 490,845,000.90 is: 736,267,501.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,454,345.10 : 749,181,517.65 = 490,845,000.90 : x
  2. Step 2: Convert to fraction form
    499,454,345.10/749,181,517.65 = 490,845,000.90/x
  3. Step 3: Cross multiply
    499,454,345.10x = 749,181,517.65 × 490,845,000.90
  4. Step 4: Simplify right side
    499,454,345.10x = 367,732,002,705,177,600
  5. Step 5: Solve for x
    x = 367,732,002,705,177,600/499,454,345.10
  6. Step 6: Final answer
    x = 736,267,501.35

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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.