Home / 171,088,660.80-256,632,991.20-161,010,964.80

Finding the Fourth Proportional to 171,088,660.80, 256,632,991.20 and 161,010,964.80

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Solution

The fourth proportional to 171,088,660.80, 256,632,991.20 and 161,010,964.80 is: 241,516,447.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,088,660.80 : 256,632,991.20 = 161,010,964.80 : x
  2. Step 2: Convert to fraction form
    171,088,660.80/256,632,991.20 = 161,010,964.80/x
  3. Step 3: Cross multiply
    171,088,660.80x = 256,632,991.20 × 161,010,964.80
  4. Step 4: Simplify right side
    171,088,660.80x = 41,320,725,512,621,912
  5. Step 5: Solve for x
    x = 41,320,725,512,621,912/171,088,660.80
  6. Step 6: Final answer
    x = 241,516,447.20

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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.