Home / 267,153,126.10-401,028,287.55-206,836,249.30

Finding the Fourth Proportional to 267,153,126.10, 401,028,287.55 and 206,836,249.30

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Solution

The fourth proportional to 267,153,126.10, 401,028,287.55 and 206,836,249.30 is: 310,485,555.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,153,126.10 : 401,028,287.55 = 206,836,249.30 : x
  2. Step 2: Convert to fraction form
    267,153,126.10/401,028,287.55 = 206,836,249.30/x
  3. Step 3: Cross multiply
    267,153,126.10x = 401,028,287.55 × 206,836,249.30
  4. Step 4: Simplify right side
    267,153,126.10x = 82,947,186,860,043,888
  5. Step 5: Solve for x
    x = 82,947,186,860,043,888/267,153,126.10
  6. Step 6: Final answer
    x = 310,485,555.87

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.