Home / 534,134,667.60-801,202,001.40-485,667,248.40

Finding the Fourth Proportional to 534,134,667.60, 801,202,001.40 and 485,667,248.40

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Solution

The fourth proportional to 534,134,667.60, 801,202,001.40 and 485,667,248.40 is: 728,500,872.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,134,667.60 : 801,202,001.40 = 485,667,248.40 : x
  2. Step 2: Convert to fraction form
    534,134,667.60/801,202,001.40 = 485,667,248.40/x
  3. Step 3: Cross multiply
    534,134,667.60x = 801,202,001.40 × 485,667,248.40
  4. Step 4: Simplify right side
    534,134,667.60x = 389,117,571,432,510,912
  5. Step 5: Solve for x
    x = 389,117,571,432,510,912/534,134,667.60
  6. Step 6: Final answer
    x = 728,500,872.60

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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.