Home / 91,895,063,612.40-126,815,188,029.19-49,651,881,404.39

Finding the Fourth Proportional to 91,895,063,612.40, 126,815,188,029.19 and 49,651,881,404.39

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Solution

The fourth proportional to 91,895,063,612.40, 126,815,188,029.19 and 49,651,881,404.39 is: 68,519,596,469.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,895,063,612.40 : 126,815,188,029.19 = 49,651,881,404.39 : x
  2. Step 2: Convert to fraction form
    91,895,063,612.40/126,815,188,029.19 = 49,651,881,404.39/x
  3. Step 3: Cross multiply
    91,895,063,612.40x = 126,815,188,029.19 × 49,651,881,404.39
  4. Step 4: Simplify right side
    91,895,063,612.40x = 6,296,612,676,301,014,171,648
  5. Step 5: Solve for x
    x = 6,296,612,676,301,014,171,648/91,895,063,612.40
  6. Step 6: Final answer
    x = 68,519,596,469.94

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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.