Home / 534,134,665.60-801,201,998.40-485,667,246.40

Finding the Fourth Proportional to 534,134,665.60, 801,201,998.40 and 485,667,246.40

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Solution

The fourth proportional to 534,134,665.60, 801,201,998.40 and 485,667,246.40 is: 728,500,869.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,134,665.60 : 801,201,998.40 = 485,667,246.40 : x
  2. Step 2: Convert to fraction form
    534,134,665.60/801,201,998.40 = 485,667,246.40/x
  3. Step 3: Cross multiply
    534,134,665.60x = 801,201,998.40 × 485,667,246.40
  4. Step 4: Simplify right side
    534,134,665.60x = 389,117,568,373,105,152
  5. Step 5: Solve for x
    x = 389,117,568,373,105,152/534,134,665.60
  6. Step 6: Final answer
    x = 728,500,869.60

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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.