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Finding the Third Proportional to 7,893,424,936 and 17,551,687,916

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Solution

The third proportional to 7,893,424,936 and 17,551,687,916 is: 39,027,640,244.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,893,424,936 : 17,551,687,916 = 17,551,687,916 : x
  2. Step 2: Convert to fraction form
    7,893,424,936/17,551,687,916 = 17,551,687,916/x
  3. Step 3: Cross multiply
    7,893,424,936x = 17,551,687,916 × 17,551,687,916
  4. Step 4: Simplify right side
    7,893,424,936x = 308,061,748,700,660,432,896
  5. Step 5: Solve for x
    x = 308,061,748,700,660,432,896/7,893,424,936
  6. Step 6: Final answer
    x = 39,027,640,244.69

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.