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Finding the Third Proportional to 1,279,799,924 and 1,911,313,468

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Solution

The third proportional to 1,279,799,924 and 1,911,313,468 is: 2,854,445,530.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,799,924 : 1,911,313,468 = 1,911,313,468 : x
  2. Step 2: Convert to fraction form
    1,279,799,924/1,911,313,468 = 1,911,313,468/x
  3. Step 3: Cross multiply
    1,279,799,924x = 1,911,313,468 × 1,911,313,468
  4. Step 4: Simplify right side
    1,279,799,924x = 3,653,119,172,958,187,008
  5. Step 5: Solve for x
    x = 3,653,119,172,958,187,008/1,279,799,924
  6. Step 6: Final answer
    x = 2,854,445,530.47

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.