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Finding the Third Proportional to 66,670,869 and 100,183,804

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Solution

The third proportional to 66,670,869 and 100,183,804 is: 150,542,429.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,670,869 : 100,183,804 = 100,183,804 : x
  2. Step 2: Convert to fraction form
    66,670,869/100,183,804 = 100,183,804/x
  3. Step 3: Cross multiply
    66,670,869x = 100,183,804 × 100,183,804
  4. Step 4: Simplify right side
    66,670,869x = 10,036,794,583,910,416
  5. Step 5: Solve for x
    x = 10,036,794,583,910,416/66,670,869
  6. Step 6: Final answer
    x = 150,542,429.32

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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.