Home / 218,450,827.20-327,455,791.20-109,107,825.60

Finding the Fourth Proportional to 218,450,827.20, 327,455,791.20 and 109,107,825.60

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Solution

The fourth proportional to 218,450,827.20, 327,455,791.20 and 109,107,825.60 is: 163,551,632.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,450,827.20 : 327,455,791.20 = 109,107,825.60 : x
  2. Step 2: Convert to fraction form
    218,450,827.20/327,455,791.20 = 109,107,825.60/x
  3. Step 3: Cross multiply
    218,450,827.20x = 327,455,791.20 × 109,107,825.60
  4. Step 4: Simplify right side
    218,450,827.20x = 35,727,989,357,959,612
  5. Step 5: Solve for x
    x = 35,727,989,357,959,612/218,450,827.20
  6. Step 6: Final answer
    x = 163,551,632.26

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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.