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Finding the Third Proportional to 40,180,006 and 87,209,693

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Solution

The third proportional to 40,180,006 and 87,209,693 is: 189,286,446.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,180,006 : 87,209,693 = 87,209,693 : x
  2. Step 2: Convert to fraction form
    40,180,006/87,209,693 = 87,209,693/x
  3. Step 3: Cross multiply
    40,180,006x = 87,209,693 × 87,209,693
  4. Step 4: Simplify right side
    40,180,006x = 7,605,530,553,154,249
  5. Step 5: Solve for x
    x = 7,605,530,553,154,249/40,180,006
  6. Step 6: Final answer
    x = 189,286,446.43

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.