Home / 12,869,910,372.68-19,304,927,214.50-3,906,177,502.92

Finding the Fourth Proportional to 12,869,910,372.68, 19,304,927,214.50 and 3,906,177,502.92

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Solution

The fourth proportional to 12,869,910,372.68, 19,304,927,214.50 and 3,906,177,502.92 is: 5,859,284,967.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,869,910,372.68 : 19,304,927,214.50 = 3,906,177,502.92 : x
  2. Step 2: Convert to fraction form
    12,869,910,372.68/19,304,927,214.50 = 3,906,177,502.92/x
  3. Step 3: Cross multiply
    12,869,910,372.68x = 19,304,927,214.50 × 3,906,177,502.92
  4. Step 4: Simplify right side
    12,869,910,372.68x = 75,408,472,380,706,750,464
  5. Step 5: Solve for x
    x = 75,408,472,380,706,750,464/12,869,910,372.68
  6. Step 6: Final answer
    x = 5,859,284,967.58

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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.