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Finding the Third Proportional to 203,781,859 and 447,597,104

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Solution

The third proportional to 203,781,859 and 447,597,104 is: 983,125,625.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,781,859 : 447,597,104 = 447,597,104 : x
  2. Step 2: Convert to fraction form
    203,781,859/447,597,104 = 447,597,104/x
  3. Step 3: Cross multiply
    203,781,859x = 447,597,104 × 447,597,104
  4. Step 4: Simplify right side
    203,781,859x = 200,343,167,509,186,816
  5. Step 5: Solve for x
    x = 200,343,167,509,186,816/203,781,859
  6. Step 6: Final answer
    x = 983,125,625.08

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.