Home / 276,957,010.20-415,099,592.10-123,440,107.80

Finding the Fourth Proportional to 276,957,010.20, 415,099,592.10 and 123,440,107.80

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Solution

The fourth proportional to 276,957,010.20, 415,099,592.10 and 123,440,107.80 is: 185,010,440.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,957,010.20 : 415,099,592.10 = 123,440,107.80 : x
  2. Step 2: Convert to fraction form
    276,957,010.20/415,099,592.10 = 123,440,107.80/x
  3. Step 3: Cross multiply
    276,957,010.20x = 415,099,592.10 × 123,440,107.80
  4. Step 4: Simplify right side
    276,957,010.20x = 51,239,938,396,560,032
  5. Step 5: Solve for x
    x = 51,239,938,396,560,032/276,957,010.20
  6. Step 6: Final answer
    x = 185,010,440.28

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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.