Home / 437,189,393.54-655,380,528.87-218,649,566.18

Finding the Fourth Proportional to 437,189,393.54, 655,380,528.87 and 218,649,566.18

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Solution

The fourth proportional to 437,189,393.54, 655,380,528.87 and 218,649,566.18 is: 327,772,517.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,189,393.54 : 655,380,528.87 = 218,649,566.18 : x
  2. Step 2: Convert to fraction form
    437,189,393.54/655,380,528.87 = 218,649,566.18/x
  3. Step 3: Cross multiply
    437,189,393.54x = 655,380,528.87 × 218,649,566.18
  4. Step 4: Simplify right side
    437,189,393.54x = 143,298,668,320,244,464
  5. Step 5: Solve for x
    x = 143,298,668,320,244,464/437,189,393.54
  6. Step 6: Final answer
    x = 327,772,517.90

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.