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Finding the Fourth Proportional to 437,077,993.88, 603,202,022.04 and 248,914,251.11

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Solution

The fourth proportional to 437,077,993.88, 603,202,022.04 and 248,914,251.11 is: 343,521,251.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,077,993.88 : 603,202,022.04 = 248,914,251.11 : x
  2. Step 2: Convert to fraction form
    437,077,993.88/603,202,022.04 = 248,914,251.11/x
  3. Step 3: Cross multiply
    437,077,993.88x = 603,202,022.04 × 248,914,251.11
  4. Step 4: Simplify right side
    437,077,993.88x = 150,145,579,586,565,760
  5. Step 5: Solve for x
    x = 150,145,579,586,565,760/437,077,993.88
  6. Step 6: Final answer
    x = 343,521,251.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.