Home / 1,964,722,169.88-2,712,540,437.93-1,250,660,770.45

Finding the Fourth Proportional to 1,964,722,169.88, 2,712,540,437.93 and 1,250,660,770.45

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Solution

The fourth proportional to 1,964,722,169.88, 2,712,540,437.93 and 1,250,660,770.45 is: 1,726,690,911.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964,722,169.88 : 2,712,540,437.93 = 1,250,660,770.45 : x
  2. Step 2: Convert to fraction form
    1,964,722,169.88/2,712,540,437.93 = 1,250,660,770.45/x
  3. Step 3: Cross multiply
    1,964,722,169.88x = 2,712,540,437.93 × 1,250,660,770.45
  4. Step 4: Simplify right side
    1,964,722,169.88x = 3,392,467,913,974,534,656
  5. Step 5: Solve for x
    x = 3,392,467,913,974,534,656/1,964,722,169.88
  6. Step 6: Final answer
    x = 1,726,690,911.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.