Home / 1,454,767,272.30-2,182,150,908.45-419,661,921.90

Finding the Fourth Proportional to 1,454,767,272.30, 2,182,150,908.45 and 419,661,921.90

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Solution

The fourth proportional to 1,454,767,272.30, 2,182,150,908.45 and 419,661,921.90 is: 629,492,882.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,767,272.30 : 2,182,150,908.45 = 419,661,921.90 : x
  2. Step 2: Convert to fraction form
    1,454,767,272.30/2,182,150,908.45 = 419,661,921.90/x
  3. Step 3: Cross multiply
    1,454,767,272.30x = 2,182,150,908.45 × 419,661,921.90
  4. Step 4: Simplify right side
    1,454,767,272.30x = 915,765,644,115,957,760
  5. Step 5: Solve for x
    x = 915,765,644,115,957,760/1,454,767,272.30
  6. Step 6: Final answer
    x = 629,492,882.85

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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.