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Finding the Third Proportional to 40,331,128 and 61,991,832

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Solution

The third proportional to 40,331,128 and 61,991,832 is: 95,285,885.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,331,128 : 61,991,832 = 61,991,832 : x
  2. Step 2: Convert to fraction form
    40,331,128/61,991,832 = 61,991,832/x
  3. Step 3: Cross multiply
    40,331,128x = 61,991,832 × 61,991,832
  4. Step 4: Simplify right side
    40,331,128x = 3,842,987,234,716,224
  5. Step 5: Solve for x
    x = 3,842,987,234,716,224/40,331,128
  6. Step 6: Final answer
    x = 95,285,885.25

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.