Home / 327,042,706.53-490,636,976.19-93,855,240.78

Finding the Fourth Proportional to 327,042,706.53, 490,636,976.19 and 93,855,240.78

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Solution

The fourth proportional to 327,042,706.53, 490,636,976.19 and 93,855,240.78 is: 140,803,786.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,042,706.53 : 490,636,976.19 = 93,855,240.78 : x
  2. Step 2: Convert to fraction form
    327,042,706.53/490,636,976.19 = 93,855,240.78/x
  3. Step 3: Cross multiply
    327,042,706.53x = 490,636,976.19 × 93,855,240.78
  4. Step 4: Simplify right side
    327,042,706.53x = 46,048,851,534,482,928
  5. Step 5: Solve for x
    x = 46,048,851,534,482,928/327,042,706.53
  6. Step 6: Final answer
    x = 140,803,786.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.