Home / 239,310,863.42-330,274,381.32-140,274,819.41

Finding the Fourth Proportional to 239,310,863.42, 330,274,381.32 and 140,274,819.41

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Solution

The fourth proportional to 239,310,863.42, 330,274,381.32 and 140,274,819.41 is: 193,594,133.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,310,863.42 : 330,274,381.32 = 140,274,819.41 : x
  2. Step 2: Convert to fraction form
    239,310,863.42/330,274,381.32 = 140,274,819.41/x
  3. Step 3: Cross multiply
    239,310,863.42x = 330,274,381.32 × 140,274,819.41
  4. Step 4: Simplify right side
    239,310,863.42x = 46,329,179,196,238,160
  5. Step 5: Solve for x
    x = 46,329,179,196,238,160/239,310,863.42
  6. Step 6: Final answer
    x = 193,594,133.31

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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.