Home / 90,983,227.50-136,595,912.54-47,882,698.10

Finding the Fourth Proportional to 90,983,227.50, 136,595,912.54 and 47,882,698.10

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Solution

The fourth proportional to 90,983,227.50, 136,595,912.54 and 47,882,698.10 is: 71,887,764.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,983,227.50 : 136,595,912.54 = 47,882,698.10 : x
  2. Step 2: Convert to fraction form
    90,983,227.50/136,595,912.54 = 47,882,698.10/x
  3. Step 3: Cross multiply
    90,983,227.50x = 136,595,912.54 × 47,882,698.10
  4. Step 4: Simplify right side
    90,983,227.50x = 6,540,580,841,321,522
  5. Step 5: Solve for x
    x = 6,540,580,841,321,522/90,983,227.50
  6. Step 6: Final answer
    x = 71,887,764.61

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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.