Home / 88,591,867.40-132,887,801.10-76,475,012.60

Finding the Fourth Proportional to 88,591,867.40, 132,887,801.10 and 76,475,012.60

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Solution

The fourth proportional to 88,591,867.40, 132,887,801.10 and 76,475,012.60 is: 114,712,518.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,591,867.40 : 132,887,801.10 = 76,475,012.60 : x
  2. Step 2: Convert to fraction form
    88,591,867.40/132,887,801.10 = 76,475,012.60/x
  3. Step 3: Cross multiply
    88,591,867.40x = 132,887,801.10 × 76,475,012.60
  4. Step 4: Simplify right side
    88,591,867.40x = 10,162,596,263,508,792
  5. Step 5: Solve for x
    x = 10,162,596,263,508,792/88,591,867.40
  6. Step 6: Final answer
    x = 114,712,518.90

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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.