Home / 123,969,441.03-171,072,691.34-67,454,420.29

Finding the Fourth Proportional to 123,969,441.03, 171,072,691.34 and 67,454,420.29

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Solution

The fourth proportional to 123,969,441.03, 171,072,691.34 and 67,454,420.29 is: 93,084,304.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,969,441.03 : 171,072,691.34 = 67,454,420.29 : x
  2. Step 2: Convert to fraction form
    123,969,441.03/171,072,691.34 = 67,454,420.29/x
  3. Step 3: Cross multiply
    123,969,441.03x = 171,072,691.34 × 67,454,420.29
  4. Step 4: Simplify right side
    123,969,441.03x = 11,539,609,221,446,438
  5. Step 5: Solve for x
    x = 11,539,609,221,446,438/123,969,441.03
  6. Step 6: Final answer
    x = 93,084,304.70

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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.