Home / 88,584,042.90-132,876,064.35-80,080,986.90

Finding the Fourth Proportional to 88,584,042.90, 132,876,064.35 and 80,080,986.90

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Solution

The fourth proportional to 88,584,042.90, 132,876,064.35 and 80,080,986.90 is: 120,121,480.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,584,042.90 : 132,876,064.35 = 80,080,986.90 : x
  2. Step 2: Convert to fraction form
    88,584,042.90/132,876,064.35 = 80,080,986.90/x
  3. Step 3: Cross multiply
    88,584,042.90x = 132,876,064.35 × 80,080,986.90
  4. Step 4: Simplify right side
    88,584,042.90x = 10,640,846,368,535,908
  5. Step 5: Solve for x
    x = 10,640,846,368,535,908/88,584,042.90
  6. Step 6: Final answer
    x = 120,121,480.35

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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.