Home / 3,188,509,212.20-4,782,763,818.30-1,468,582,428.20

Finding the Fourth Proportional to 3,188,509,212.20, 4,782,763,818.30 and 1,468,582,428.20

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Solution

The fourth proportional to 3,188,509,212.20, 4,782,763,818.30 and 1,468,582,428.20 is: 2,202,873,642.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188,509,212.20 : 4,782,763,818.30 = 1,468,582,428.20 : x
  2. Step 2: Convert to fraction form
    3,188,509,212.20/4,782,763,818.30 = 1,468,582,428.20/x
  3. Step 3: Cross multiply
    3,188,509,212.20x = 4,782,763,818.30 × 1,468,582,428.20
  4. Step 4: Simplify right side
    3,188,509,212.20x = 7,023,882,901,786,118,144
  5. Step 5: Solve for x
    x = 7,023,882,901,786,118,144/3,188,509,212.20
  6. Step 6: Final answer
    x = 2,202,873,642.30

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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.