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Finding the Fourth Proportional to 248,373,479,286.40, 372,560,218,929.60 and 248,373,479,286.40

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Solution

The fourth proportional to 248,373,479,286.40, 372,560,218,929.60 and 248,373,479,286.40 is: 372,560,218,929.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,373,479,286.40 : 372,560,218,929.60 = 248,373,479,286.40 : x
  2. Step 2: Convert to fraction form
    248,373,479,286.40/372,560,218,929.60 = 248,373,479,286.40/x
  3. Step 3: Cross multiply
    248,373,479,286.40x = 372,560,218,929.60 × 248,373,479,286.40
  4. Step 4: Simplify right side
    248,373,479,286.40x = 92,534,077,819,247,650,668,544
  5. Step 5: Solve for x
    x = 92,534,077,819,247,650,668,544/248,373,479,286.40
  6. Step 6: Final answer
    x = 372,560,218,929.60

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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.