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Finding the Third Proportional to 12,243,775,328 and 18,362,474,349

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Solution

The third proportional to 12,243,775,328 and 18,362,474,349 is: 27,538,929,389.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,243,775,328 : 18,362,474,349 = 18,362,474,349 : x
  2. Step 2: Convert to fraction form
    12,243,775,328/18,362,474,349 = 18,362,474,349/x
  3. Step 3: Cross multiply
    12,243,775,328x = 18,362,474,349 × 18,362,474,349
  4. Step 4: Simplify right side
    12,243,775,328x = 337,180,464,217,683,001,344
  5. Step 5: Solve for x
    x = 337,180,464,217,683,001,344/12,243,775,328
  6. Step 6: Final answer
    x = 27,538,929,389.42

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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.