Home / 81,737,327.94-122,467,243.59-49,321,113.54

Finding the Fourth Proportional to 81,737,327.94, 122,467,243.59 and 49,321,113.54

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Solution

The fourth proportional to 81,737,327.94, 122,467,243.59 and 49,321,113.54 is: 73,897,948.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,737,327.94 : 122,467,243.59 = 49,321,113.54 : x
  2. Step 2: Convert to fraction form
    81,737,327.94/122,467,243.59 = 49,321,113.54/x
  3. Step 3: Cross multiply
    81,737,327.94x = 122,467,243.59 × 49,321,113.54
  4. Step 4: Simplify right side
    81,737,327.94x = 6,040,220,826,033,227
  5. Step 5: Solve for x
    x = 6,040,220,826,033,227/81,737,327.94
  6. Step 6: Final answer
    x = 73,897,948.20

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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.