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Finding the Third Proportional to 43,363,966 and 85,631,228

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Solution

The third proportional to 43,363,966 and 85,631,228 is: 169,096,784.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,363,966 : 85,631,228 = 85,631,228 : x
  2. Step 2: Convert to fraction form
    43,363,966/85,631,228 = 85,631,228/x
  3. Step 3: Cross multiply
    43,363,966x = 85,631,228 × 85,631,228
  4. Step 4: Simplify right side
    43,363,966x = 7,332,707,208,787,984
  5. Step 5: Solve for x
    x = 7,332,707,208,787,984/43,363,966
  6. Step 6: Final answer
    x = 169,096,784.39

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Why These Related Problems?

These problems maintain the same ratio (1.97) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.