Home / 173,269,877.10-259,904,815.65-71,107,233.90

Finding the Fourth Proportional to 173,269,877.10, 259,904,815.65 and 71,107,233.90

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Solution

The fourth proportional to 173,269,877.10, 259,904,815.65 and 71,107,233.90 is: 106,660,850.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,269,877.10 : 259,904,815.65 = 71,107,233.90 : x
  2. Step 2: Convert to fraction form
    173,269,877.10/259,904,815.65 = 71,107,233.90/x
  3. Step 3: Cross multiply
    173,269,877.10x = 259,904,815.65 × 71,107,233.90
  4. Step 4: Simplify right side
    173,269,877.10x = 18,481,112,518,160,932
  5. Step 5: Solve for x
    x = 18,481,112,518,160,932/173,269,877.10
  6. Step 6: Final answer
    x = 106,660,850.85

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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.