Home / 231,309,974.03-346,989,287.34-67,548,190.41

Finding the Fourth Proportional to 231,309,974.03, 346,989,287.34 and 67,548,190.41

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Solution

The fourth proportional to 231,309,974.03, 346,989,287.34 and 67,548,190.41 is: 101,329,389.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,309,974.03 : 346,989,287.34 = 67,548,190.41 : x
  2. Step 2: Convert to fraction form
    231,309,974.03/346,989,287.34 = 67,548,190.41/x
  3. Step 3: Cross multiply
    231,309,974.03x = 346,989,287.34 × 67,548,190.41
  4. Step 4: Simplify right side
    231,309,974.03x = 23,438,498,451,472,520
  5. Step 5: Solve for x
    x = 23,438,498,451,472,520/231,309,974.03
  6. Step 6: Final answer
    x = 101,329,389.49

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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.