Home / 300,997,917.64-451,448,548.62-82,597,254.76

Finding the Fourth Proportional to 300,997,917.64, 451,448,548.62 and 82,597,254.76

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Solution

The fourth proportional to 300,997,917.64, 451,448,548.62 and 82,597,254.76 is: 123,882,620.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,997,917.64 : 451,448,548.62 = 82,597,254.76 : x
  2. Step 2: Convert to fraction form
    300,997,917.64/451,448,548.62 = 82,597,254.76/x
  3. Step 3: Cross multiply
    300,997,917.64x = 451,448,548.62 × 82,597,254.76
  4. Step 4: Simplify right side
    300,997,917.64x = 37,288,410,781,398,392
  5. Step 5: Solve for x
    x = 37,288,410,781,398,392/300,997,917.64
  6. Step 6: Final answer
    x = 123,882,620.43

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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.