Home / 682,415,998.40-1,023,325,399.20-273,336,190.40

Finding the Fourth Proportional to 682,415,998.40, 1,023,325,399.20 and 273,336,190.40

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Solution

The fourth proportional to 682,415,998.40, 1,023,325,399.20 and 273,336,190.40 is: 409,884,684.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,415,998.40 : 1,023,325,399.20 = 273,336,190.40 : x
  2. Step 2: Convert to fraction form
    682,415,998.40/1,023,325,399.20 = 273,336,190.40/x
  3. Step 3: Cross multiply
    682,415,998.40x = 1,023,325,399.20 × 273,336,190.40
  4. Step 4: Simplify right side
    682,415,998.40x = 279,711,866,156,887,200
  5. Step 5: Solve for x
    x = 279,711,866,156,887,200/682,415,998.40
  6. Step 6: Final answer
    x = 409,884,684.43

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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.