Home / 1,135,132,902.20-1,702,951,295.70-521,569,177.40

Finding the Fourth Proportional to 1,135,132,902.20, 1,702,951,295.70 and 521,569,177.40

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Solution

The fourth proportional to 1,135,132,902.20, 1,702,951,295.70 and 521,569,177.40 is: 782,469,528.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,132,902.20 : 1,702,951,295.70 = 521,569,177.40 : x
  2. Step 2: Convert to fraction form
    1,135,132,902.20/1,702,951,295.70 = 521,569,177.40/x
  3. Step 3: Cross multiply
    1,135,132,902.20x = 1,702,951,295.70 × 521,569,177.40
  4. Step 4: Simplify right side
    1,135,132,902.20x = 888,206,906,450,513,152
  5. Step 5: Solve for x
    x = 888,206,906,450,513,152/1,135,132,902.20
  6. Step 6: Final answer
    x = 782,469,528.22

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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.