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Finding the Third Proportional to 43,361,790 and 67,181,085

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Solution

The third proportional to 43,361,790 and 67,181,085 is: 104,084,683.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,361,790 : 67,181,085 = 67,181,085 : x
  2. Step 2: Convert to fraction form
    43,361,790/67,181,085 = 67,181,085/x
  3. Step 3: Cross multiply
    43,361,790x = 67,181,085 × 67,181,085
  4. Step 4: Simplify right side
    43,361,790x = 4,513,298,181,777,225
  5. Step 5: Solve for x
    x = 4,513,298,181,777,225/43,361,790
  6. Step 6: Final answer
    x = 104,084,683.35

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.