Home / 179,640,480.80-269,460,721.20-168,303,072.80

Finding the Fourth Proportional to 179,640,480.80, 269,460,721.20 and 168,303,072.80

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Solution

The fourth proportional to 179,640,480.80, 269,460,721.20 and 168,303,072.80 is: 252,454,609.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,640,480.80 : 269,460,721.20 = 168,303,072.80 : x
  2. Step 2: Convert to fraction form
    179,640,480.80/269,460,721.20 = 168,303,072.80/x
  3. Step 3: Cross multiply
    179,640,480.80x = 269,460,721.20 × 168,303,072.80
  4. Step 4: Simplify right side
    179,640,480.80x = 45,351,067,376,864,104
  5. Step 5: Solve for x
    x = 45,351,067,376,864,104/179,640,480.80
  6. Step 6: Final answer
    x = 252,454,609.20

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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.