Home / 482,112,010.80-723,168,016.20-154,586,890.80

Finding the Fourth Proportional to 482,112,010.80, 723,168,016.20 and 154,586,890.80

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Solution

The fourth proportional to 482,112,010.80, 723,168,016.20 and 154,586,890.80 is: 231,880,336.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,112,010.80 : 723,168,016.20 = 154,586,890.80 : x
  2. Step 2: Convert to fraction form
    482,112,010.80/723,168,016.20 = 154,586,890.80/x
  3. Step 3: Cross multiply
    482,112,010.80x = 723,168,016.20 × 154,586,890.80
  4. Step 4: Simplify right side
    482,112,010.80x = 111,792,295,150,362,048
  5. Step 5: Solve for x
    x = 111,792,295,150,362,048/482,112,010.80
  6. Step 6: Final answer
    x = 231,880,336.20

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Similar ratio
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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.