Home / 411,650,217.92-617,344,222.56-135,237,271.04

Finding the Fourth Proportional to 411,650,217.92, 617,344,222.56 and 135,237,271.04

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Solution

The fourth proportional to 411,650,217.92, 617,344,222.56 and 135,237,271.04 is: 202,812,835.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,650,217.92 : 617,344,222.56 = 135,237,271.04 : x
  2. Step 2: Convert to fraction form
    411,650,217.92/617,344,222.56 = 135,237,271.04/x
  3. Step 3: Cross multiply
    411,650,217.92x = 617,344,222.56 × 135,237,271.04
  4. Step 4: Simplify right side
    411,650,217.92x = 83,487,947,951,324,784
  5. Step 5: Solve for x
    x = 83,487,947,951,324,784/411,650,217.92
  6. Step 6: Final answer
    x = 202,812,835.55

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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.