Home / 1,418,454,982,635.40-1,957,469,763,726.60-768,134,687,802.31

Finding the Fourth Proportional to 1,418,454,982,635.40, 1,957,469,763,726.60 and 768,134,687,802.31

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Solution

The fourth proportional to 1,418,454,982,635.40, 1,957,469,763,726.60 and 768,134,687,802.31 is: 1,060,026,891,406.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,454,982,635.40 : 1,957,469,763,726.60 = 768,134,687,802.31 : x
  2. Step 2: Convert to fraction form
    1,418,454,982,635.40/1,957,469,763,726.60 = 768,134,687,802.31/x
  3. Step 3: Cross multiply
    1,418,454,982,635.40x = 1,957,469,763,726.60 × 768,134,687,802.31
  4. Step 4: Simplify right side
    1,418,454,982,635.40x = 1,503,600,425,842,593,708,900,352
  5. Step 5: Solve for x
    x = 1,503,600,425,842,593,708,900,352/1,418,454,982,635.40
  6. Step 6: Final answer
    x = 1,060,026,891,406.17

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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.