Home / 77,331,788.22-115,981,344.84-22,729,522.38

Finding the Fourth Proportional to 77,331,788.22, 115,981,344.84 and 22,729,522.38

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Solution

The fourth proportional to 77,331,788.22, 115,981,344.84 and 22,729,522.38 is: 34,089,481.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,331,788.22 : 115,981,344.84 = 22,729,522.38 : x
  2. Step 2: Convert to fraction form
    77,331,788.22/115,981,344.84 = 22,729,522.38/x
  3. Step 3: Cross multiply
    77,331,788.22x = 115,981,344.84 × 22,729,522.38
  4. Step 4: Simplify right side
    77,331,788.22x = 2,636,200,573,203,277.50
  5. Step 5: Solve for x
    x = 2,636,200,573,203,277.50/77,331,788.22
  6. Step 6: Final answer
    x = 34,089,481.62

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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.