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Finding the Third Proportional to 43,068,818 and 66,199,749

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Solution

The third proportional to 43,068,818 and 66,199,749 is: 101,753,588.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,068,818 : 66,199,749 = 66,199,749 : x
  2. Step 2: Convert to fraction form
    43,068,818/66,199,749 = 66,199,749/x
  3. Step 3: Cross multiply
    43,068,818x = 66,199,749 × 66,199,749
  4. Step 4: Simplify right side
    43,068,818x = 4,382,406,767,663,001
  5. Step 5: Solve for x
    x = 4,382,406,767,663,001/43,068,818
  6. Step 6: Final answer
    x = 101,753,588.12

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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.