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Finding the Fourth Proportional to 50,202,422.85, 75,303,634.32 and 50,202,422.85

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Solution

The fourth proportional to 50,202,422.85, 75,303,634.32 and 50,202,422.85 is: 75,303,634.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,202,422.85 : 75,303,634.32 = 50,202,422.85 : x
  2. Step 2: Convert to fraction form
    50,202,422.85/75,303,634.32 = 50,202,422.85/x
  3. Step 3: Cross multiply
    50,202,422.85x = 75,303,634.32 × 50,202,422.85
  4. Step 4: Simplify right side
    50,202,422.85x = 3,780,424,892,023,400
  5. Step 5: Solve for x
    x = 3,780,424,892,023,400/50,202,422.85
  6. Step 6: Final answer
    x = 75,303,634.32

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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.