Home / 239,310,451.46-330,273,812.83-140,274,407.43

Finding the Fourth Proportional to 239,310,451.46, 330,273,812.83 and 140,274,407.43

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Solution

The fourth proportional to 239,310,451.46, 330,273,812.83 and 140,274,407.43 is: 193,593,564.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,310,451.46 : 330,273,812.83 = 140,274,407.43 : x
  2. Step 2: Convert to fraction form
    239,310,451.46/330,273,812.83 = 140,274,407.43/x
  3. Step 3: Cross multiply
    239,310,451.46x = 330,273,812.83 × 140,274,407.43
  4. Step 4: Simplify right side
    239,310,451.46x = 46,328,963,385,214,680
  5. Step 5: Solve for x
    x = 46,328,963,385,214,680/239,310,451.46
  6. Step 6: Final answer
    x = 193,593,564.78

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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.