Home / 129,474,067.46-194,080,238.94-55,745,939.16

Finding the Fourth Proportional to 129,474,067.46, 194,080,238.94 and 55,745,939.16

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Solution

The fourth proportional to 129,474,067.46, 194,080,238.94 and 55,745,939.16 is: 83,562,565.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,474,067.46 : 194,080,238.94 = 55,745,939.16 : x
  2. Step 2: Convert to fraction form
    129,474,067.46/194,080,238.94 = 55,745,939.16/x
  3. Step 3: Cross multiply
    129,474,067.46x = 194,080,238.94 × 55,745,939.16
  4. Step 4: Simplify right side
    129,474,067.46x = 10,819,185,192,107,502
  5. Step 5: Solve for x
    x = 10,819,185,192,107,502/129,474,067.46
  6. Step 6: Final answer
    x = 83,562,565.11

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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.