Home / 92,542,390.18-127,634,033.27-81,354,962.82

Finding the Fourth Proportional to 92,542,390.18, 127,634,033.27 and 81,354,962.82

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Solution

The fourth proportional to 92,542,390.18, 127,634,033.27 and 81,354,962.82 is: 112,204,385.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,542,390.18 : 127,634,033.27 = 81,354,962.82 : x
  2. Step 2: Convert to fraction form
    92,542,390.18/127,634,033.27 = 81,354,962.82/x
  3. Step 3: Cross multiply
    92,542,390.18x = 127,634,033.27 × 81,354,962.82
  4. Step 4: Simplify right side
    92,542,390.18x = 10,383,662,031,929,508
  5. Step 5: Solve for x
    x = 10,383,662,031,929,508/92,542,390.18
  6. Step 6: Final answer
    x = 112,204,385.60

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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.