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Finding the Third Proportional to 188,699,772 and 403,632,084

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Solution

The third proportional to 188,699,772 and 403,632,084 is: 863,376,025.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,699,772 : 403,632,084 = 403,632,084 : x
  2. Step 2: Convert to fraction form
    188,699,772/403,632,084 = 403,632,084/x
  3. Step 3: Cross multiply
    188,699,772x = 403,632,084 × 403,632,084
  4. Step 4: Simplify right side
    188,699,772x = 162,918,859,234,183,040
  5. Step 5: Solve for x
    x = 162,918,859,234,183,040/188,699,772
  6. Step 6: Final answer
    x = 863,376,025.88

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.