Home / 2,270,600,520.20-3,405,900,780.30-978,136,008.20

Finding the Fourth Proportional to 2,270,600,520.20, 3,405,900,780.30 and 978,136,008.20

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Solution

The fourth proportional to 2,270,600,520.20, 3,405,900,780.30 and 978,136,008.20 is: 1,467,204,012.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,270,600,520.20 : 3,405,900,780.30 = 978,136,008.20 : x
  2. Step 2: Convert to fraction form
    2,270,600,520.20/3,405,900,780.30 = 978,136,008.20/x
  3. Step 3: Cross multiply
    2,270,600,520.20x = 3,405,900,780.30 × 978,136,008.20
  4. Step 4: Simplify right side
    2,270,600,520.20x = 3,331,434,193,567,907,328
  5. Step 5: Solve for x
    x = 3,331,434,193,567,907,328/2,270,600,520.20
  6. Step 6: Final answer
    x = 1,467,204,012.30

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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.