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Finding the Third Proportional to 109,278,258 and 222,946,210

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Solution

The third proportional to 109,278,258 and 222,946,210 is: 454,848,141.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,278,258 : 222,946,210 = 222,946,210 : x
  2. Step 2: Convert to fraction form
    109,278,258/222,946,210 = 222,946,210/x
  3. Step 3: Cross multiply
    109,278,258x = 222,946,210 × 222,946,210
  4. Step 4: Simplify right side
    109,278,258x = 49,705,012,553,364,096
  5. Step 5: Solve for x
    x = 49,705,012,553,364,096/109,278,258
  6. Step 6: Final answer
    x = 454,848,141.46

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.