Home / 115,569,860-173,414,390.04-54,165,256.88

Finding the Fourth Proportional to 115,569,860, 173,414,390.04 and 54,165,256.88

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Solution

The fourth proportional to 115,569,860, 173,414,390.04 and 54,165,256.88 is: 81,275,818.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,569,860 : 173,414,390.04 = 54,165,256.88 : x
  2. Step 2: Convert to fraction form
    115,569,860/173,414,390.04 = 54,165,256.88/x
  3. Step 3: Cross multiply
    115,569,860x = 173,414,390.04 × 54,165,256.88
  4. Step 4: Simplify right side
    115,569,860x = 9,393,034,983,205,114
  5. Step 5: Solve for x
    x = 9,393,034,983,205,114/115,569,860
  6. Step 6: Final answer
    x = 81,275,818.65

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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.