Home / 85,272,465,398.73-127,705,647,076.01-49,341,499,273.68

Finding the Fourth Proportional to 85,272,465,398.73, 127,705,647,076.01 and 49,341,499,273.68

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Solution

The fourth proportional to 85,272,465,398.73, 127,705,647,076.01 and 49,341,499,273.68 is: 73,894,756,800.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,272,465,398.73 : 127,705,647,076.01 = 49,341,499,273.68 : x
  2. Step 2: Convert to fraction form
    85,272,465,398.73/127,705,647,076.01 = 49,341,499,273.68/x
  3. Step 3: Cross multiply
    85,272,465,398.73x = 127,705,647,076.01 × 49,341,499,273.68
  4. Step 4: Simplify right side
    85,272,465,398.73x = 6,301,188,092,445,781,393,408
  5. Step 5: Solve for x
    x = 6,301,188,092,445,781,393,408/85,272,465,398.73
  6. Step 6: Final answer
    x = 73,894,756,800.82

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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.