Home / 267,945,708.20-401,918,562.30-256,608,300.20

Finding the Fourth Proportional to 267,945,708.20, 401,918,562.30 and 256,608,300.20

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Solution

The fourth proportional to 267,945,708.20, 401,918,562.30 and 256,608,300.20 is: 384,912,450.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,945,708.20 : 401,918,562.30 = 256,608,300.20 : x
  2. Step 2: Convert to fraction form
    267,945,708.20/401,918,562.30 = 256,608,300.20/x
  3. Step 3: Cross multiply
    267,945,708.20x = 401,918,562.30 × 256,608,300.20
  4. Step 4: Simplify right side
    267,945,708.20x = 103,135,639,090,630,800
  5. Step 5: Solve for x
    x = 103,135,639,090,630,800/267,945,708.20
  6. Step 6: Final answer
    x = 384,912,450.30

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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.