Home / 89,887,796.80-134,831,695.20-88,992,001.60

Finding the Fourth Proportional to 89,887,796.80, 134,831,695.20 and 88,992,001.60

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Solution

The fourth proportional to 89,887,796.80, 134,831,695.20 and 88,992,001.60 is: 133,488,002.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,887,796.80 : 134,831,695.20 = 88,992,001.60 : x
  2. Step 2: Convert to fraction form
    89,887,796.80/134,831,695.20 = 88,992,001.60/x
  3. Step 3: Cross multiply
    89,887,796.80x = 134,831,695.20 × 88,992,001.60
  4. Step 4: Simplify right side
    89,887,796.80x = 11,998,942,434,969,110
  5. Step 5: Solve for x
    x = 11,998,942,434,969,110/89,887,796.80
  6. Step 6: Final answer
    x = 133,488,002.40

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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.