Home / 3,110,914,579.45-4,293,394,814.97-1,906,055,420.66

Finding the Fourth Proportional to 3,110,914,579.45, 4,293,394,814.97 and 1,906,055,420.66

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Solution

The fourth proportional to 3,110,914,579.45, 4,293,394,814.97 and 1,906,055,420.66 is: 2,630,560,322.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110,914,579.45 : 4,293,394,814.97 = 1,906,055,420.66 : x
  2. Step 2: Convert to fraction form
    3,110,914,579.45/4,293,394,814.97 = 1,906,055,420.66/x
  3. Step 3: Cross multiply
    3,110,914,579.45x = 4,293,394,814.97 × 1,906,055,420.66
  4. Step 4: Simplify right side
    3,110,914,579.45x = 8,183,448,460,107,106,304
  5. Step 5: Solve for x
    x = 8,183,448,460,107,106,304/3,110,914,579.45
  6. Step 6: Final answer
    x = 2,630,560,322.73

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1.5x scale

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.