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Finding the Third Proportional to 872,763,133.50 and 1,939,236,471

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Solution

The third proportional to 872,763,133.50 and 1,939,236,471 is: 4,308,887,424.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,763,133.50 : 1,939,236,471 = 1,939,236,471 : x
  2. Step 2: Convert to fraction form
    872,763,133.50/1,939,236,471 = 1,939,236,471/x
  3. Step 3: Cross multiply
    872,763,133.50x = 1,939,236,471 × 1,939,236,471
  4. Step 4: Simplify right side
    872,763,133.50x = 3,760,638,090,456,534,016
  5. Step 5: Solve for x
    x = 3,760,638,090,456,534,016/872,763,133.50
  6. Step 6: Final answer
    x = 4,308,887,424.44

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.