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Finding the Third Proportional to 4,422,967,788 and 9,679,025,112

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Solution

The third proportional to 4,422,967,788 and 9,679,025,112 is: 21,181,146,146.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,422,967,788 : 9,679,025,112 = 9,679,025,112 : x
  2. Step 2: Convert to fraction form
    4,422,967,788/9,679,025,112 = 9,679,025,112/x
  3. Step 3: Cross multiply
    4,422,967,788x = 9,679,025,112 × 9,679,025,112
  4. Step 4: Simplify right side
    4,422,967,788x = 93,683,527,118,726,610,944
  5. Step 5: Solve for x
    x = 93,683,527,118,726,610,944/4,422,967,788
  6. Step 6: Final answer
    x = 21,181,146,146.46

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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.