Home / 87,995,906.30-131,993,859.45-82,023,938.30

Finding the Fourth Proportional to 87,995,906.30, 131,993,859.45 and 82,023,938.30

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Solution

The fourth proportional to 87,995,906.30, 131,993,859.45 and 82,023,938.30 is: 123,035,907.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,995,906.30 : 131,993,859.45 = 82,023,938.30 : x
  2. Step 2: Convert to fraction form
    87,995,906.30/131,993,859.45 = 82,023,938.30/x
  3. Step 3: Cross multiply
    87,995,906.30x = 131,993,859.45 × 82,023,938.30
  4. Step 4: Simplify right side
    87,995,906.30x = 10,826,656,183,505,672
  5. Step 5: Solve for x
    x = 10,826,656,183,505,672/87,995,906.30
  6. Step 6: Final answer
    x = 123,035,907.45

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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.