Home / 225,566,515.20-337,971,859.20-193,065,945.60

Finding the Fourth Proportional to 225,566,515.20, 337,971,859.20 and 193,065,945.60

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Solution

The fourth proportional to 225,566,515.20, 337,971,859.20 and 193,065,945.60 is: 289,275,456.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,566,515.20 : 337,971,859.20 = 193,065,945.60 : x
  2. Step 2: Convert to fraction form
    225,566,515.20/337,971,859.20 = 193,065,945.60/x
  3. Step 3: Cross multiply
    225,566,515.20x = 337,971,859.20 × 193,065,945.60
  4. Step 4: Simplify right side
    225,566,515.20x = 65,250,856,582,638,056
  5. Step 5: Solve for x
    x = 65,250,856,582,638,056/225,566,515.20
  6. Step 6: Final answer
    x = 289,275,456.18

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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.