Home / 87,940,947.60-131,848,435.80-36,796,640.40

Finding the Fourth Proportional to 87,940,947.60, 131,848,435.80 and 36,796,640.40

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Solution

The fourth proportional to 87,940,947.60, 131,848,435.80 and 36,796,640.40 is: 55,168,605.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,940,947.60 : 131,848,435.80 = 36,796,640.40 : x
  2. Step 2: Convert to fraction form
    87,940,947.60/131,848,435.80 = 36,796,640.40/x
  3. Step 3: Cross multiply
    87,940,947.60x = 131,848,435.80 × 36,796,640.40
  4. Step 4: Simplify right side
    87,940,947.60x = 4,851,579,479,435,086
  5. Step 5: Solve for x
    x = 4,851,579,479,435,086/87,940,947.60
  6. Step 6: Final answer
    x = 55,168,605.89

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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.