Home / 13,653,779,299.92-20,480,676,862.32-3,839,126,911.92

Finding the Fourth Proportional to 13,653,779,299.92, 20,480,676,862.32 and 3,839,126,911.92

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Solution

The fourth proportional to 13,653,779,299.92, 20,480,676,862.32 and 3,839,126,911.92 is: 5,758,692,592.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,653,779,299.92 : 20,480,676,862.32 = 3,839,126,911.92 : x
  2. Step 2: Convert to fraction form
    13,653,779,299.92/20,480,676,862.32 = 3,839,126,911.92/x
  3. Step 3: Cross multiply
    13,653,779,299.92x = 20,480,676,862.32 × 3,839,126,911.92
  4. Step 4: Simplify right side
    13,653,779,299.92x = 78,627,917,716,469,972,992
  5. Step 5: Solve for x
    x = 78,627,917,716,469,972,992/13,653,779,299.92
  6. Step 6: Final answer
    x = 5,758,692,592.68

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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.