Home / 87,083,877.02-130,594,691.27-28,780,764.30

Finding the Fourth Proportional to 87,083,877.02, 130,594,691.27 and 28,780,764.30

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Solution

The fourth proportional to 87,083,877.02, 130,594,691.27 and 28,780,764.30 is: 43,160,860.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,083,877.02 : 130,594,691.27 = 28,780,764.30 : x
  2. Step 2: Convert to fraction form
    87,083,877.02/130,594,691.27 = 28,780,764.30/x
  3. Step 3: Cross multiply
    87,083,877.02x = 130,594,691.27 × 28,780,764.30
  4. Step 4: Simplify right side
    87,083,877.02x = 3,758,615,028,345,089.50
  5. Step 5: Solve for x
    x = 3,758,615,028,345,089.50/87,083,877.02
  6. Step 6: Final answer
    x = 43,160,860.05

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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.