Home / 83,572,039.61-125,292,130.22-52,801,761.80

Finding the Fourth Proportional to 83,572,039.61, 125,292,130.22 and 52,801,761.80

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Solution

The fourth proportional to 83,572,039.61, 125,292,130.22 and 52,801,761.80 is: 79,160,987.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,572,039.61 : 125,292,130.22 = 52,801,761.80 : x
  2. Step 2: Convert to fraction form
    83,572,039.61/125,292,130.22 = 52,801,761.80/x
  3. Step 3: Cross multiply
    83,572,039.61x = 125,292,130.22 × 52,801,761.80
  4. Step 4: Simplify right side
    83,572,039.61x = 6,615,645,215,027,013
  5. Step 5: Solve for x
    x = 6,615,645,215,027,013/83,572,039.61
  6. Step 6: Final answer
    x = 79,160,987.88

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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.