Home / 193,084,234.80-289,626,352.20-131,862,231.60

Finding the Fourth Proportional to 193,084,234.80, 289,626,352.20 and 131,862,231.60

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Solution

The fourth proportional to 193,084,234.80, 289,626,352.20 and 131,862,231.60 is: 197,793,347.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,084,234.80 : 289,626,352.20 = 131,862,231.60 : x
  2. Step 2: Convert to fraction form
    193,084,234.80/289,626,352.20 = 131,862,231.60/x
  3. Step 3: Cross multiply
    193,084,234.80x = 289,626,352.20 × 131,862,231.60
  4. Step 4: Simplify right side
    193,084,234.80x = 38,190,777,131,259,568
  5. Step 5: Solve for x
    x = 38,190,777,131,259,568/193,084,234.80
  6. Step 6: Final answer
    x = 197,793,347.40

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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.