Home / 239,056,015.32-330,049,620.56-195,107,845.72

Finding the Fourth Proportional to 239,056,015.32, 330,049,620.56 and 195,107,845.72

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Solution

The fourth proportional to 239,056,015.32, 330,049,620.56 and 195,107,845.72 is: 269,373,144.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,056,015.32 : 330,049,620.56 = 195,107,845.72 : x
  2. Step 2: Convert to fraction form
    239,056,015.32/330,049,620.56 = 195,107,845.72/x
  3. Step 3: Cross multiply
    239,056,015.32x = 330,049,620.56 × 195,107,845.72
  4. Step 4: Simplify right side
    239,056,015.32x = 64,395,270,448,165,024
  5. Step 5: Solve for x
    x = 64,395,270,448,165,024/239,056,015.32
  6. Step 6: Final answer
    x = 269,373,144.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.