Home / 87,560,660.11-120,827,952.91-50,384,940.14

Finding the Fourth Proportional to 87,560,660.11, 120,827,952.91 and 50,384,940.14

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Solution

The fourth proportional to 87,560,660.11, 120,827,952.91 and 50,384,940.14 is: 69,527,904.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,560,660.11 : 120,827,952.91 = 50,384,940.14 : x
  2. Step 2: Convert to fraction form
    87,560,660.11/120,827,952.91 = 50,384,940.14/x
  3. Step 3: Cross multiply
    87,560,660.11x = 120,827,952.91 × 50,384,940.14
  4. Step 4: Simplify right side
    87,560,660.11x = 6,087,909,173,894,461
  5. Step 5: Solve for x
    x = 6,087,909,173,894,461/87,560,660.11
  6. Step 6: Final answer
    x = 69,527,904.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.