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Finding the Third Proportional to 107,487,510 and 219,486,612

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Solution

The third proportional to 107,487,510 and 219,486,612 is: 448,185,773.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,487,510 : 219,486,612 = 219,486,612 : x
  2. Step 2: Convert to fraction form
    107,487,510/219,486,612 = 219,486,612/x
  3. Step 3: Cross multiply
    107,487,510x = 219,486,612 × 219,486,612
  4. Step 4: Simplify right side
    107,487,510x = 48,174,372,847,238,544
  5. Step 5: Solve for x
    x = 48,174,372,847,238,544/107,487,510
  6. Step 6: Final answer
    x = 448,185,773.84

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.