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Finding the Third Proportional to 12,479,834,620 and 25,395,518,072

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Solution

The third proportional to 12,479,834,620 and 25,395,518,072 is: 51,677,955,500.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,479,834,620 : 25,395,518,072 = 25,395,518,072 : x
  2. Step 2: Convert to fraction form
    12,479,834,620/25,395,518,072 = 25,395,518,072/x
  3. Step 3: Cross multiply
    12,479,834,620x = 25,395,518,072 × 25,395,518,072
  4. Step 4: Simplify right side
    12,479,834,620x = 644,932,338,145,278,558,208
  5. Step 5: Solve for x
    x = 644,932,338,145,278,558,208/12,479,834,620
  6. Step 6: Final answer
    x = 51,677,955,500.45

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.