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Finding the Fourth Proportional to 179,637,772.20, 269,456,658.30 and 179,637,772.20

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Solution

The fourth proportional to 179,637,772.20, 269,456,658.30 and 179,637,772.20 is: 269,456,658.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,637,772.20 : 269,456,658.30 = 179,637,772.20 : x
  2. Step 2: Convert to fraction form
    179,637,772.20/269,456,658.30 = 179,637,772.20/x
  3. Step 3: Cross multiply
    179,637,772.20x = 269,456,658.30 × 179,637,772.20
  4. Step 4: Simplify right side
    179,637,772.20x = 48,404,593,801,468,640
  5. Step 5: Solve for x
    x = 48,404,593,801,468,640/179,637,772.20
  6. Step 6: Final answer
    x = 269,456,658.30

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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.