Home / 51,436,265.84-70,981,952.60-29,410,178.88

Finding the Fourth Proportional to 51,436,265.84, 70,981,952.60 and 29,410,178.88

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Solution

The fourth proportional to 51,436,265.84, 70,981,952.60 and 29,410,178.88 is: 40,585,992.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,436,265.84 : 70,981,952.60 = 29,410,178.88 : x
  2. Step 2: Convert to fraction form
    51,436,265.84/70,981,952.60 = 29,410,178.88/x
  3. Step 3: Cross multiply
    51,436,265.84x = 70,981,952.60 × 29,410,178.88
  4. Step 4: Simplify right side
    51,436,265.84x = 2,087,591,923,217,680.75
  5. Step 5: Solve for x
    x = 2,087,591,923,217,680.75/51,436,265.84
  6. Step 6: Final answer
    x = 40,585,992.96

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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.