Home / 131,340,816.80-196,993,340.40-34,304,112.80

Finding the Fourth Proportional to 131,340,816.80, 196,993,340.40 and 34,304,112.80

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Solution

The fourth proportional to 131,340,816.80, 196,993,340.40 and 34,304,112.80 is: 51,451,497.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,340,816.80 : 196,993,340.40 = 34,304,112.80 : x
  2. Step 2: Convert to fraction form
    131,340,816.80/196,993,340.40 = 34,304,112.80/x
  3. Step 3: Cross multiply
    131,340,816.80x = 196,993,340.40 × 34,304,112.80
  4. Step 4: Simplify right side
    131,340,816.80x = 6,757,681,769,930,397
  5. Step 5: Solve for x
    x = 6,757,681,769,930,397/131,340,816.80
  6. Step 6: Final answer
    x = 51,451,497.98

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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.