Home / 215,569,112.70-323,353,669.05-62,220,171.90

Finding the Fourth Proportional to 215,569,112.70, 323,353,669.05 and 62,220,171.90

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Solution

The fourth proportional to 215,569,112.70, 323,353,669.05 and 62,220,171.90 is: 93,330,257.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,569,112.70 : 323,353,669.05 = 62,220,171.90 : x
  2. Step 2: Convert to fraction form
    215,569,112.70/323,353,669.05 = 62,220,171.90/x
  3. Step 3: Cross multiply
    215,569,112.70x = 323,353,669.05 × 62,220,171.90
  4. Step 4: Simplify right side
    215,569,112.70x = 20,119,120,872,786,708
  5. Step 5: Solve for x
    x = 20,119,120,872,786,708/215,569,112.70
  6. Step 6: Final answer
    x = 93,330,257.85

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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.