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Finding the Third Proportional to 115,299,243 and 251,873,622

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Solution

The third proportional to 115,299,243 and 251,873,622 is: 550,223,226.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,299,243 : 251,873,622 = 251,873,622 : x
  2. Step 2: Convert to fraction form
    115,299,243/251,873,622 = 251,873,622/x
  3. Step 3: Cross multiply
    115,299,243x = 251,873,622 × 251,873,622
  4. Step 4: Simplify right side
    115,299,243x = 63,440,321,459,398,880
  5. Step 5: Solve for x
    x = 63,440,321,459,398,880/115,299,243
  6. Step 6: Final answer
    x = 550,223,226.18

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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.