Home / 171,074,412.80-256,313,020.80-147,186,540.80

Finding the Fourth Proportional to 171,074,412.80, 256,313,020.80 and 147,186,540.80

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Solution

The fourth proportional to 171,074,412.80, 256,313,020.80 and 147,186,540.80 is: 220,522,907.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,074,412.80 : 256,313,020.80 = 147,186,540.80 : x
  2. Step 2: Convert to fraction form
    171,074,412.80/256,313,020.80 = 147,186,540.80/x
  3. Step 3: Cross multiply
    171,074,412.80x = 256,313,020.80 × 147,186,540.80
  4. Step 4: Simplify right side
    171,074,412.80x = 37,725,826,893,550,456
  5. Step 5: Solve for x
    x = 37,725,826,893,550,456/171,074,412.80
  6. Step 6: Final answer
    x = 220,522,907.41

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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.