Home / 81,469,376.10-122,323,649.22-50,894,241.30

Finding the Fourth Proportional to 81,469,376.10, 122,323,649.22 and 50,894,241.30

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Solution

The fourth proportional to 81,469,376.10, 122,323,649.22 and 50,894,241.30 is: 76,416,067.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,469,376.10 : 122,323,649.22 = 50,894,241.30 : x
  2. Step 2: Convert to fraction form
    81,469,376.10/122,323,649.22 = 50,894,241.30/x
  3. Step 3: Cross multiply
    81,469,376.10x = 122,323,649.22 × 50,894,241.30
  4. Step 4: Simplify right side
    81,469,376.10x = 6,225,569,320,099,236
  5. Step 5: Solve for x
    x = 6,225,569,320,099,236/81,469,376.10
  6. Step 6: Final answer
    x = 76,416,067.22

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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.