Home / 109,942,227.20-164,913,340.80-99,856,236.80

Finding the Fourth Proportional to 109,942,227.20, 164,913,340.80 and 99,856,236.80

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Solution

The fourth proportional to 109,942,227.20, 164,913,340.80 and 99,856,236.80 is: 149,784,355.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,942,227.20 : 164,913,340.80 = 99,856,236.80 : x
  2. Step 2: Convert to fraction form
    109,942,227.20/164,913,340.80 = 99,856,236.80/x
  3. Step 3: Cross multiply
    109,942,227.20x = 164,913,340.80 × 99,856,236.80
  4. Step 4: Simplify right side
    109,942,227.20x = 16,467,625,610,403,902
  5. Step 5: Solve for x
    x = 16,467,625,610,403,902/109,942,227.20
  6. Step 6: Final answer
    x = 149,784,355.20

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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.