Home / 378,087,500.80-567,131,251.20-241,926,630.40

Finding the Fourth Proportional to 378,087,500.80, 567,131,251.20 and 241,926,630.40

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Solution

The fourth proportional to 378,087,500.80, 567,131,251.20 and 241,926,630.40 is: 362,889,945.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,087,500.80 : 567,131,251.20 = 241,926,630.40 : x
  2. Step 2: Convert to fraction form
    378,087,500.80/567,131,251.20 = 241,926,630.40/x
  3. Step 3: Cross multiply
    378,087,500.80x = 567,131,251.20 × 241,926,630.40
  4. Step 4: Simplify right side
    378,087,500.80x = 137,204,152,597,351,968
  5. Step 5: Solve for x
    x = 137,204,152,597,351,968/378,087,500.80
  6. Step 6: Final answer
    x = 362,889,945.60

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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.