Home / 121,327,431.30-181,973,207.88-44,632,523.39

Finding the Fourth Proportional to 121,327,431.30, 181,973,207.88 and 44,632,523.39

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Solution

The fourth proportional to 121,327,431.30, 181,973,207.88 and 44,632,523.39 is: 66,942,185.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,327,431.30 : 181,973,207.88 = 44,632,523.39 : x
  2. Step 2: Convert to fraction form
    121,327,431.30/181,973,207.88 = 44,632,523.39/x
  3. Step 3: Cross multiply
    121,327,431.30x = 181,973,207.88 × 44,632,523.39
  4. Step 4: Simplify right side
    121,327,431.30x = 8,121,923,456,147,566
  5. Step 5: Solve for x
    x = 8,121,923,456,147,566/121,327,431.30
  6. Step 6: Final answer
    x = 66,942,185.86

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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.