Home / 271,098,054.80-406,647,082.20-252,391,331.60

Finding the Fourth Proportional to 271,098,054.80, 406,647,082.20 and 252,391,331.60

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Solution

The fourth proportional to 271,098,054.80, 406,647,082.20 and 252,391,331.60 is: 378,586,997.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,098,054.80 : 406,647,082.20 = 252,391,331.60 : x
  2. Step 2: Convert to fraction form
    271,098,054.80/406,647,082.20 = 252,391,331.60/x
  3. Step 3: Cross multiply
    271,098,054.80x = 406,647,082.20 × 252,391,331.60
  4. Step 4: Simplify right side
    271,098,054.80x = 102,634,198,567,712,656
  5. Step 5: Solve for x
    x = 102,634,198,567,712,656/271,098,054.80
  6. Step 6: Final answer
    x = 378,586,997.40

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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.