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Finding the Third Proportional to 40,910,485.50 and 68,176,048.50

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Solution

The third proportional to 40,910,485.50 and 68,176,048.50 is: 113,613,259.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,910,485.50 : 68,176,048.50 = 68,176,048.50 : x
  2. Step 2: Convert to fraction form
    40,910,485.50/68,176,048.50 = 68,176,048.50/x
  3. Step 3: Cross multiply
    40,910,485.50x = 68,176,048.50 × 68,176,048.50
  4. Step 4: Simplify right side
    40,910,485.50x = 4,647,973,589,074,352
  5. Step 5: Solve for x
    x = 4,647,973,589,074,352/40,910,485.50
  6. Step 6: Final answer
    x = 113,613,259.10

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Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.