Home / 3,193,984,012.80-4,790,976,019.20-2,819,093,721.60

Finding the Fourth Proportional to 3,193,984,012.80, 4,790,976,019.20 and 2,819,093,721.60

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Solution

The fourth proportional to 3,193,984,012.80, 4,790,976,019.20 and 2,819,093,721.60 is: 4,228,640,582.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,193,984,012.80 : 4,790,976,019.20 = 2,819,093,721.60 : x
  2. Step 2: Convert to fraction form
    3,193,984,012.80/4,790,976,019.20 = 2,819,093,721.60/x
  3. Step 3: Cross multiply
    3,193,984,012.80x = 4,790,976,019.20 × 2,819,093,721.60
  4. Step 4: Simplify right side
    3,193,984,012.80x = 13,506,210,416,062,879,744
  5. Step 5: Solve for x
    x = 13,506,210,416,062,879,744/3,193,984,012.80
  6. Step 6: Final answer
    x = 4,228,640,582.40

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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.