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Finding the Third Proportional to 283,650,732 and 621,109,872

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Solution

The third proportional to 283,650,732 and 621,109,872 is: 1,360,043,989.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,650,732 : 621,109,872 = 621,109,872 : x
  2. Step 2: Convert to fraction form
    283,650,732/621,109,872 = 621,109,872/x
  3. Step 3: Cross multiply
    283,650,732x = 621,109,872 × 621,109,872
  4. Step 4: Simplify right side
    283,650,732x = 385,777,473,095,856,384
  5. Step 5: Solve for x
    x = 385,777,473,095,856,384/283,650,732
  6. Step 6: Final answer
    x = 1,360,043,989.22

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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.