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Finding the Third Proportional to 6,997,877,508 and 15,422,145,318

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Solution

The third proportional to 6,997,877,508 and 15,422,145,318 is: 33,987,815,010.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,997,877,508 : 15,422,145,318 = 15,422,145,318 : x
  2. Step 2: Convert to fraction form
    6,997,877,508/15,422,145,318 = 15,422,145,318/x
  3. Step 3: Cross multiply
    6,997,877,508x = 15,422,145,318 × 15,422,145,318
  4. Step 4: Simplify right side
    6,997,877,508x = 237,842,566,209,509,326,848
  5. Step 5: Solve for x
    x = 237,842,566,209,509,326,848/6,997,877,508
  6. Step 6: Final answer
    x = 33,987,815,010.71

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.