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Finding the Third Proportional to 15,161,020,890 and 32,719,204,839

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Solution

The third proportional to 15,161,020,890 and 32,719,204,839 is: 70,611,759,792.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,161,020,890 : 32,719,204,839 = 32,719,204,839 : x
  2. Step 2: Convert to fraction form
    15,161,020,890/32,719,204,839 = 32,719,204,839/x
  3. Step 3: Cross multiply
    15,161,020,890x = 32,719,204,839 × 32,719,204,839
  4. Step 4: Simplify right side
    15,161,020,890x = 1,070,546,365,296,441,032,704
  5. Step 5: Solve for x
    x = 1,070,546,365,296,441,032,704/15,161,020,890
  6. Step 6: Final answer
    x = 70,611,759,792.68

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.