Home / 87,044,371.60-130,538,369.36-28,738,951.60

Finding the Fourth Proportional to 87,044,371.60, 130,538,369.36 and 28,738,951.60

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Solution

The fourth proportional to 87,044,371.60, 130,538,369.36 and 28,738,951.60 is: 43,099,120.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,044,371.60 : 130,538,369.36 = 28,738,951.60 : x
  2. Step 2: Convert to fraction form
    87,044,371.60/130,538,369.36 = 28,738,951.60/x
  3. Step 3: Cross multiply
    87,044,371.60x = 130,538,369.36 × 28,738,951.60
  4. Step 4: Simplify right side
    87,044,371.60x = 3,751,535,878,979,963
  5. Step 5: Solve for x
    x = 3,751,535,878,979,963/87,044,371.60
  6. Step 6: Final answer
    x = 43,099,120.71

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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.