Home / 12,869,910,373.92-19,304,927,216.28-3,906,177,504.12

Finding the Fourth Proportional to 12,869,910,373.92, 19,304,927,216.28 and 3,906,177,504.12

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Solution

The fourth proportional to 12,869,910,373.92, 19,304,927,216.28 and 3,906,177,504.12 is: 5,859,284,969.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,869,910,373.92 : 19,304,927,216.28 = 3,906,177,504.12 : x
  2. Step 2: Convert to fraction form
    12,869,910,373.92/19,304,927,216.28 = 3,906,177,504.12/x
  3. Step 3: Cross multiply
    12,869,910,373.92x = 19,304,927,216.28 × 3,906,177,504.12
  4. Step 4: Simplify right side
    12,869,910,373.92x = 75,408,472,410,906,869,760
  5. Step 5: Solve for x
    x = 75,408,472,410,906,869,760/12,869,910,373.92
  6. Step 6: Final answer
    x = 5,859,284,969.36

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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.