Home / 2,965,942,679.60-4,448,914,019.40-2,279,315,658.80

Finding the Fourth Proportional to 2,965,942,679.60, 4,448,914,019.40 and 2,279,315,658.80

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Solution

The fourth proportional to 2,965,942,679.60, 4,448,914,019.40 and 2,279,315,658.80 is: 3,418,973,488.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,965,942,679.60 : 4,448,914,019.40 = 2,279,315,658.80 : x
  2. Step 2: Convert to fraction form
    2,965,942,679.60/4,448,914,019.40 = 2,279,315,658.80/x
  3. Step 3: Cross multiply
    2,965,942,679.60x = 4,448,914,019.40 × 2,279,315,658.80
  4. Step 4: Simplify right side
    2,965,942,679.60x = 10,140,479,389,073,266,688
  5. Step 5: Solve for x
    x = 10,140,479,389,073,266,688/2,965,942,679.60
  6. Step 6: Final answer
    x = 3,418,973,488.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.