Home / 87,912,133.70-131,868,200.55-44,913,964.10

Finding the Fourth Proportional to 87,912,133.70, 131,868,200.55 and 44,913,964.10

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Solution

The fourth proportional to 87,912,133.70, 131,868,200.55 and 44,913,964.10 is: 67,370,946.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,912,133.70 : 131,868,200.55 = 44,913,964.10 : x
  2. Step 2: Convert to fraction form
    87,912,133.70/131,868,200.55 = 44,913,964.10/x
  3. Step 3: Cross multiply
    87,912,133.70x = 131,868,200.55 × 44,913,964.10
  4. Step 4: Simplify right side
    87,912,133.70x = 5,922,723,625,434,300
  5. Step 5: Solve for x
    x = 5,922,723,625,434,300/87,912,133.70
  6. Step 6: Final answer
    x = 67,370,946.15

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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.