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Finding the Third Proportional to 40,180,066 and 87,209,815

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Solution

The third proportional to 40,180,066 and 87,209,815 is: 189,286,693.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,180,066 : 87,209,815 = 87,209,815 : x
  2. Step 2: Convert to fraction form
    40,180,066/87,209,815 = 87,209,815/x
  3. Step 3: Cross multiply
    40,180,066x = 87,209,815 × 87,209,815
  4. Step 4: Simplify right side
    40,180,066x = 7,605,551,832,334,225
  5. Step 5: Solve for x
    x = 7,605,551,832,334,225/40,180,066
  6. Step 6: Final answer
    x = 189,286,693.37

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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.