Home / 133,475,308.80-200,212,963.20-42,608,083.20

Finding the Fourth Proportional to 133,475,308.80, 200,212,963.20 and 42,608,083.20

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Solution

The fourth proportional to 133,475,308.80, 200,212,963.20 and 42,608,083.20 is: 63,912,124.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,475,308.80 : 200,212,963.20 = 42,608,083.20 : x
  2. Step 2: Convert to fraction form
    133,475,308.80/200,212,963.20 = 42,608,083.20/x
  3. Step 3: Cross multiply
    133,475,308.80x = 200,212,963.20 × 42,608,083.20
  4. Step 4: Simplify right side
    133,475,308.80x = 8,530,690,593,744,138
  5. Step 5: Solve for x
    x = 8,530,690,593,744,138/133,475,308.80
  6. Step 6: Final answer
    x = 63,912,124.80

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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.