Home / 131,452,007.96-197,195,947.14-54,757,100.10

Finding the Fourth Proportional to 131,452,007.96, 197,195,947.14 and 54,757,100.10

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Solution

The fourth proportional to 131,452,007.96, 197,195,947.14 and 54,757,100.10 is: 82,143,121.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,452,007.96 : 197,195,947.14 = 54,757,100.10 : x
  2. Step 2: Convert to fraction form
    131,452,007.96/197,195,947.14 = 54,757,100.10/x
  3. Step 3: Cross multiply
    131,452,007.96x = 197,195,947.14 × 54,757,100.10
  4. Step 4: Simplify right side
    131,452,007.96x = 10,797,878,216,859,288
  5. Step 5: Solve for x
    x = 10,797,878,216,859,288/131,452,007.96
  6. Step 6: Final answer
    x = 82,143,121.16

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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.