Home / 239,056,021.32-330,049,628.82-195,107,851.72

Finding the Fourth Proportional to 239,056,021.32, 330,049,628.82 and 195,107,851.72

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Solution

The fourth proportional to 239,056,021.32, 330,049,628.82 and 195,107,851.72 is: 269,373,152.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,056,021.32 : 330,049,628.82 = 195,107,851.72 : x
  2. Step 2: Convert to fraction form
    239,056,021.32/330,049,628.82 = 195,107,851.72/x
  3. Step 3: Cross multiply
    239,056,021.32x = 330,049,628.82 × 195,107,851.72
  4. Step 4: Simplify right side
    239,056,021.32x = 64,395,274,040,053,600
  5. Step 5: Solve for x
    x = 64,395,274,040,053,600/239,056,021.32
  6. Step 6: Final answer
    x = 269,373,152.30

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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.