Home / 2,990,592,994.20-4,485,889,491.30-1,700,647,906.20

Finding the Fourth Proportional to 2,990,592,994.20, 4,485,889,491.30 and 1,700,647,906.20

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Solution

The fourth proportional to 2,990,592,994.20, 4,485,889,491.30 and 1,700,647,906.20 is: 2,550,971,859.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,990,592,994.20 : 4,485,889,491.30 = 1,700,647,906.20 : x
  2. Step 2: Convert to fraction form
    2,990,592,994.20/4,485,889,491.30 = 1,700,647,906.20/x
  3. Step 3: Cross multiply
    2,990,592,994.20x = 4,485,889,491.30 × 1,700,647,906.20
  4. Step 4: Simplify right side
    2,990,592,994.20x = 7,628,918,570,823,928,832
  5. Step 5: Solve for x
    x = 7,628,918,570,823,928,832/2,990,592,994.20
  6. Step 6: Final answer
    x = 2,550,971,859.30

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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.