Home / 88,067,612.40-132,101,418.60-82,398,908.40

Finding the Fourth Proportional to 88,067,612.40, 132,101,418.60 and 82,398,908.40

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Solution

The fourth proportional to 88,067,612.40, 132,101,418.60 and 82,398,908.40 is: 123,598,362.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,067,612.40 : 132,101,418.60 = 82,398,908.40 : x
  2. Step 2: Convert to fraction form
    88,067,612.40/132,101,418.60 = 82,398,908.40/x
  3. Step 3: Cross multiply
    88,067,612.40x = 132,101,418.60 × 82,398,908.40
  4. Step 4: Simplify right side
    88,067,612.40x = 10,885,012,690,731,456
  5. Step 5: Solve for x
    x = 10,885,012,690,731,456/88,067,612.40
  6. Step 6: Final answer
    x = 123,598,362.60

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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.