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Finding the Third Proportional to 842,177,690.44 and 1,877,998,921.88

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Solution

The third proportional to 842,177,690.44 and 1,877,998,921.88 is: 4,187,809,758.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,177,690.44 : 1,877,998,921.88 = 1,877,998,921.88 : x
  2. Step 2: Convert to fraction form
    842,177,690.44/1,877,998,921.88 = 1,877,998,921.88/x
  3. Step 3: Cross multiply
    842,177,690.44x = 1,877,998,921.88 × 1,877,998,921.88
  4. Step 4: Simplify right side
    842,177,690.44x = 3,526,879,950,563,662,336
  5. Step 5: Solve for x
    x = 3,526,879,950,563,662,336/842,177,690.44
  6. Step 6: Final answer
    x = 4,187,809,758.69

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.