Home / 534,134,493.10-801,201,739.65-485,667,073.90

Finding the Fourth Proportional to 534,134,493.10, 801,201,739.65 and 485,667,073.90

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Solution

The fourth proportional to 534,134,493.10, 801,201,739.65 and 485,667,073.90 is: 728,500,610.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,134,493.10 : 801,201,739.65 = 485,667,073.90 : x
  2. Step 2: Convert to fraction form
    534,134,493.10/801,201,739.65 = 485,667,073.90/x
  3. Step 3: Cross multiply
    534,134,493.10x = 801,201,739.65 × 485,667,073.90
  4. Step 4: Simplify right side
    534,134,493.10x = 389,117,304,499,405,056
  5. Step 5: Solve for x
    x = 389,117,304,499,405,056/534,134,493.10
  6. Step 6: Final answer
    x = 728,500,610.85

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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.