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Finding the Third Proportional to 918,104,244.75 and 1,992,084,702.75

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Solution

The third proportional to 918,104,244.75 and 1,992,084,702.75 is: 4,322,386,576.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,104,244.75 : 1,992,084,702.75 = 1,992,084,702.75 : x
  2. Step 2: Convert to fraction form
    918,104,244.75/1,992,084,702.75 = 1,992,084,702.75/x
  3. Step 3: Cross multiply
    918,104,244.75x = 1,992,084,702.75 × 1,992,084,702.75
  4. Step 4: Simplify right side
    918,104,244.75x = 3,968,401,462,930,555,904
  5. Step 5: Solve for x
    x = 3,968,401,462,930,555,904/918,104,244.75
  6. Step 6: Final answer
    x = 4,322,386,576.06

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.