Home / 3,188,652,350.40-4,782,978,525.60-2,207,187,111.60

Finding the Fourth Proportional to 3,188,652,350.40, 4,782,978,525.60 and 2,207,187,111.60

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Solution

The fourth proportional to 3,188,652,350.40, 4,782,978,525.60 and 2,207,187,111.60 is: 3,310,780,667.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188,652,350.40 : 4,782,978,525.60 = 2,207,187,111.60 : x
  2. Step 2: Convert to fraction form
    3,188,652,350.40/4,782,978,525.60 = 2,207,187,111.60/x
  3. Step 3: Cross multiply
    3,188,652,350.40x = 4,782,978,525.60 × 2,207,187,111.60
  4. Step 4: Simplify right side
    3,188,652,350.40x = 10,556,928,556,763,891,712
  5. Step 5: Solve for x
    x = 10,556,928,556,763,891,712/3,188,652,350.40
  6. Step 6: Final answer
    x = 3,310,780,667.40

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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.