Home / 167,777,679.52-231,540,381.11-93,438,239.86

Finding the Fourth Proportional to 167,777,679.52, 231,540,381.11 and 93,438,239.86

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Solution

The fourth proportional to 167,777,679.52, 231,540,381.11 and 93,438,239.86 is: 128,948,771.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,777,679.52 : 231,540,381.11 = 93,438,239.86 : x
  2. Step 2: Convert to fraction form
    167,777,679.52/231,540,381.11 = 93,438,239.86/x
  3. Step 3: Cross multiply
    167,777,679.52x = 231,540,381.11 × 93,438,239.86
  4. Step 4: Simplify right side
    167,777,679.52x = 21,634,725,667,431,996
  5. Step 5: Solve for x
    x = 21,634,725,667,431,996/167,777,679.52
  6. Step 6: Final answer
    x = 128,948,771.55

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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.