Home / 1,418,454,982,736-1,957,469,763,865.60-768,134,687,902.95

Finding the Fourth Proportional to 1,418,454,982,736, 1,957,469,763,865.60 and 768,134,687,902.95

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Solution

The fourth proportional to 1,418,454,982,736, 1,957,469,763,865.60 and 768,134,687,902.95 is: 1,060,026,891,545.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,454,982,736 : 1,957,469,763,865.60 = 768,134,687,902.95 : x
  2. Step 2: Convert to fraction form
    1,418,454,982,736/1,957,469,763,865.60 = 768,134,687,902.95/x
  3. Step 3: Cross multiply
    1,418,454,982,736x = 1,957,469,763,865.60 × 768,134,687,902.95
  4. Step 4: Simplify right side
    1,418,454,982,736x = 1,503,600,426,146,363,860,844,544
  5. Step 5: Solve for x
    x = 1,503,600,426,146,363,860,844,544/1,418,454,982,736
  6. Step 6: Final answer
    x = 1,060,026,891,545.14

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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.