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Finding the Third Proportional to 219,740,278,764 and 471,274,783,532

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Solution

The third proportional to 219,740,278,764 and 471,274,783,532 is: 1,010,738,326,366.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,740,278,764 : 471,274,783,532 = 471,274,783,532 : x
  2. Step 2: Convert to fraction form
    219,740,278,764/471,274,783,532 = 471,274,783,532/x
  3. Step 3: Cross multiply
    219,740,278,764x = 471,274,783,532 × 471,274,783,532
  4. Step 4: Simplify right side
    219,740,278,764x = 222,099,921,593,133,464,289,280
  5. Step 5: Solve for x
    x = 222,099,921,593,133,464,289,280/219,740,278,764
  6. Step 6: Final answer
    x = 1,010,738,326,366.04

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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.