Home / 2,270,600,473.20-3,405,900,709.80-978,135,961.20

Finding the Fourth Proportional to 2,270,600,473.20, 3,405,900,709.80 and 978,135,961.20

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Solution

The fourth proportional to 2,270,600,473.20, 3,405,900,709.80 and 978,135,961.20 is: 1,467,203,941.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,270,600,473.20 : 3,405,900,709.80 = 978,135,961.20 : x
  2. Step 2: Convert to fraction form
    2,270,600,473.20/3,405,900,709.80 = 978,135,961.20/x
  3. Step 3: Cross multiply
    2,270,600,473.20x = 3,405,900,709.80 × 978,135,961.20
  4. Step 4: Simplify right side
    2,270,600,473.20x = 3,331,433,964,531,985,408
  5. Step 5: Solve for x
    x = 3,331,433,964,531,985,408/2,270,600,473.20
  6. Step 6: Final answer
    x = 1,467,203,941.80

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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.