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Finding the Third Proportional to 9,320,728,958.50 and 20,445,999,042

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Solution

The third proportional to 9,320,728,958.50 and 20,445,999,042 is: 44,850,448,788.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,320,728,958.50 : 20,445,999,042 = 20,445,999,042 : x
  2. Step 2: Convert to fraction form
    9,320,728,958.50/20,445,999,042 = 20,445,999,042/x
  3. Step 3: Cross multiply
    9,320,728,958.50x = 20,445,999,042 × 20,445,999,042
  4. Step 4: Simplify right side
    9,320,728,958.50x = 418,038,876,825,464,930,304
  5. Step 5: Solve for x
    x = 418,038,876,825,464,930,304/9,320,728,958.50
  6. Step 6: Final answer
    x = 44,850,448,788.58

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.