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Finding the Third Proportional to 66,522,003 and 99,511,756.50

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Solution

The third proportional to 66,522,003 and 99,511,756.50 is: 148,861,868.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,522,003 : 99,511,756.50 = 99,511,756.50 : x
  2. Step 2: Convert to fraction form
    66,522,003/99,511,756.50 = 99,511,756.50/x
  3. Step 3: Cross multiply
    66,522,003x = 99,511,756.50 × 99,511,756.50
  4. Step 4: Simplify right side
    66,522,003x = 9,902,589,681,715,292
  5. Step 5: Solve for x
    x = 9,902,589,681,715,292/66,522,003
  6. Step 6: Final answer
    x = 148,861,868.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.