Home / 2,209,729,272.39-3,314,562,694.37-1,028,649,157.80

Finding the Fourth Proportional to 2,209,729,272.39, 3,314,562,694.37 and 1,028,649,157.80

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Solution

The fourth proportional to 2,209,729,272.39, 3,314,562,694.37 and 1,028,649,157.80 is: 1,542,959,206.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,209,729,272.39 : 3,314,562,694.37 = 1,028,649,157.80 : x
  2. Step 2: Convert to fraction form
    2,209,729,272.39/3,314,562,694.37 = 1,028,649,157.80/x
  3. Step 3: Cross multiply
    2,209,729,272.39x = 3,314,562,694.37 × 1,028,649,157.80
  4. Step 4: Simplify right side
    2,209,729,272.39x = 3,409,522,124,033,855,488
  5. Step 5: Solve for x
    x = 3,409,522,124,033,855,488/2,209,729,272.39
  6. Step 6: Final answer
    x = 1,542,959,206.20

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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.