Home / 4,272,474,138.80-6,408,711,208.20-2,619,480,052.40

Finding the Fourth Proportional to 4,272,474,138.80, 6,408,711,208.20 and 2,619,480,052.40

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Solution

The fourth proportional to 4,272,474,138.80, 6,408,711,208.20 and 2,619,480,052.40 is: 3,929,220,078.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,272,474,138.80 : 6,408,711,208.20 = 2,619,480,052.40 : x
  2. Step 2: Convert to fraction form
    4,272,474,138.80/6,408,711,208.20 = 2,619,480,052.40/x
  3. Step 3: Cross multiply
    4,272,474,138.80x = 6,408,711,208.20 × 2,619,480,052.40
  4. Step 4: Simplify right side
    4,272,474,138.80x = 16,787,491,171,472,203,776
  5. Step 5: Solve for x
    x = 16,787,491,171,472,203,776/4,272,474,138.80
  6. Step 6: Final answer
    x = 3,929,220,078.60

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Double scale
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Similar ratio
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1.5x scale

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.