Home / 267,816,982.91-401,113,849.62-127,855,891.70

Finding the Fourth Proportional to 267,816,982.91, 401,113,849.62 and 127,855,891.70

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Solution

The fourth proportional to 267,816,982.91, 401,113,849.62 and 127,855,891.70 is: 191,491,847.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,816,982.91 : 401,113,849.62 = 127,855,891.70 : x
  2. Step 2: Convert to fraction form
    267,816,982.91/401,113,849.62 = 127,855,891.70/x
  3. Step 3: Cross multiply
    267,816,982.91x = 401,113,849.62 × 127,855,891.70
  4. Step 4: Simplify right side
    267,816,982.91x = 51,284,768,914,379,232
  5. Step 5: Solve for x
    x = 51,284,768,914,379,232/267,816,982.91
  6. Step 6: Final answer
    x = 191,491,847.75

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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.