Home / 2,199,633,759.60-3,299,450,639.40-647,082,022.20

Finding the Fourth Proportional to 2,199,633,759.60, 3,299,450,639.40 and 647,082,022.20

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Solution

The fourth proportional to 2,199,633,759.60, 3,299,450,639.40 and 647,082,022.20 is: 970,623,033.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,199,633,759.60 : 3,299,450,639.40 = 647,082,022.20 : x
  2. Step 2: Convert to fraction form
    2,199,633,759.60/3,299,450,639.40 = 647,082,022.20/x
  3. Step 3: Cross multiply
    2,199,633,759.60x = 3,299,450,639.40 × 647,082,022.20
  4. Step 4: Simplify right side
    2,199,633,759.60x = 2,135,015,191,892,035,328
  5. Step 5: Solve for x
    x = 2,135,015,191,892,035,328/2,199,633,759.60
  6. Step 6: Final answer
    x = 970,623,033.30

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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.