Home / 331,741,669.77-457,894,571.40-192,557,271.87

Finding the Fourth Proportional to 331,741,669.77, 457,894,571.40 and 192,557,271.87

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Solution

The fourth proportional to 331,741,669.77, 457,894,571.40 and 192,557,271.87 is: 265,781,894.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,741,669.77 : 457,894,571.40 = 192,557,271.87 : x
  2. Step 2: Convert to fraction form
    331,741,669.77/457,894,571.40 = 192,557,271.87/x
  3. Step 3: Cross multiply
    331,741,669.77x = 457,894,571.40 × 192,557,271.87
  4. Step 4: Simplify right side
    331,741,669.77x = 88,170,929,472,866,928
  5. Step 5: Solve for x
    x = 88,170,929,472,866,928/331,741,669.77
  6. Step 6: Final answer
    x = 265,781,894.49

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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.