Home / 8,990,502,403.20-13,485,753,604.80-3,819,972,508.80

Finding the Fourth Proportional to 8,990,502,403.20, 13,485,753,604.80 and 3,819,972,508.80

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Solution

The fourth proportional to 8,990,502,403.20, 13,485,753,604.80 and 3,819,972,508.80 is: 5,729,958,763.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,990,502,403.20 : 13,485,753,604.80 = 3,819,972,508.80 : x
  2. Step 2: Convert to fraction form
    8,990,502,403.20/13,485,753,604.80 = 3,819,972,508.80/x
  3. Step 3: Cross multiply
    8,990,502,403.20x = 13,485,753,604.80 × 3,819,972,508.80
  4. Step 4: Simplify right side
    8,990,502,403.20x = 51,515,208,030,786,502,656
  5. Step 5: Solve for x
    x = 51,515,208,030,786,502,656/8,990,502,403.20
  6. Step 6: Final answer
    x = 5,729,958,763.20

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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.