Home / 381,961,631,082.25-527,108,689,625.65-208,350,553,936.95

Finding the Fourth Proportional to 381,961,631,082.25, 527,108,689,625.65 and 208,350,553,936.95

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Solution

The fourth proportional to 381,961,631,082.25, 527,108,689,625.65 and 208,350,553,936.95 is: 287,524,658,320.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,961,631,082.25 : 527,108,689,625.65 = 208,350,553,936.95 : x
  2. Step 2: Convert to fraction form
    381,961,631,082.25/527,108,689,625.65 = 208,350,553,936.95/x
  3. Step 3: Cross multiply
    381,961,631,082.25x = 527,108,689,625.65 × 208,350,553,936.95
  4. Step 4: Simplify right side
    381,961,631,082.25x = 109,823,387,468,484,032,069,632
  5. Step 5: Solve for x
    x = 109,823,387,468,484,032,069,632/381,961,631,082.25
  6. Step 6: Final answer
    x = 287,524,658,320.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.