Home / 231,685,484.28-319,691,315.34-132,550,485

Finding the Fourth Proportional to 231,685,484.28, 319,691,315.34 and 132,550,485

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Solution

The fourth proportional to 231,685,484.28, 319,691,315.34 and 132,550,485 is: 182,899,843.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,685,484.28 : 319,691,315.34 = 132,550,485 : x
  2. Step 2: Convert to fraction form
    231,685,484.28/319,691,315.34 = 132,550,485/x
  3. Step 3: Cross multiply
    231,685,484.28x = 319,691,315.34 × 132,550,485
  4. Step 4: Simplify right side
    231,685,484.28x = 42,375,238,898,604,936
  5. Step 5: Solve for x
    x = 42,375,238,898,604,936/231,685,484.28
  6. Step 6: Final answer
    x = 182,899,843.86

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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.