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Finding the Fourth Proportional to 148,633,712.40, 222,950,568.60 and 148,633,712.40

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Solution

The fourth proportional to 148,633,712.40, 222,950,568.60 and 148,633,712.40 is: 222,950,568.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,633,712.40 : 222,950,568.60 = 148,633,712.40 : x
  2. Step 2: Convert to fraction form
    148,633,712.40/222,950,568.60 = 148,633,712.40/x
  3. Step 3: Cross multiply
    148,633,712.40x = 222,950,568.60 × 148,633,712.40
  4. Step 4: Simplify right side
    148,633,712.40x = 33,137,970,692,708,872
  5. Step 5: Solve for x
    x = 33,137,970,692,708,872/148,633,712.40
  6. Step 6: Final answer
    x = 222,950,568.60

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1.5x scale

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.