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Finding the Third Proportional to 755,354,988.38 and 1,625,501,266.50

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Solution

The third proportional to 755,354,988.38 and 1,625,501,266.50 is: 3,498,029,943.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,354,988.38 : 1,625,501,266.50 = 1,625,501,266.50 : x
  2. Step 2: Convert to fraction form
    755,354,988.38/1,625,501,266.50 = 1,625,501,266.50/x
  3. Step 3: Cross multiply
    755,354,988.38x = 1,625,501,266.50 × 1,625,501,266.50
  4. Step 4: Simplify right side
    755,354,988.38x = 2,642,254,367,393,103,872
  5. Step 5: Solve for x
    x = 2,642,254,367,393,103,872/755,354,988.38
  6. Step 6: Final answer
    x = 3,498,029,943.61

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.