Home / 71,279,961.70-98,367,108.37-43,777,889.95

Finding the Fourth Proportional to 71,279,961.70, 98,367,108.37 and 43,777,889.95

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Solution

The fourth proportional to 71,279,961.70, 98,367,108.37 and 43,777,889.95 is: 60,413,955.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,279,961.70 : 98,367,108.37 = 43,777,889.95 : x
  2. Step 2: Convert to fraction form
    71,279,961.70/98,367,108.37 = 43,777,889.95/x
  3. Step 3: Cross multiply
    71,279,961.70x = 98,367,108.37 × 43,777,889.95
  4. Step 4: Simplify right side
    71,279,961.70x = 4,306,304,444,921,584.50
  5. Step 5: Solve for x
    x = 4,306,304,444,921,584.50/71,279,961.70
  6. Step 6: Final answer
    x = 60,413,955.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.