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Finding the Third Proportional to 1,022,190,721 and 2,223,479,833

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Solution

The third proportional to 1,022,190,721 and 2,223,479,833 is: 4,836,536,339.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,190,721 : 2,223,479,833 = 2,223,479,833 : x
  2. Step 2: Convert to fraction form
    1,022,190,721/2,223,479,833 = 2,223,479,833/x
  3. Step 3: Cross multiply
    1,022,190,721x = 2,223,479,833 × 2,223,479,833
  4. Step 4: Simplify right side
    1,022,190,721x = 4,943,862,567,757,708,288
  5. Step 5: Solve for x
    x = 4,943,862,567,757,708,288/1,022,190,721
  6. Step 6: Final answer
    x = 4,836,536,339.25

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.