Home / 171,074,832.40-256,108,363.80-161,109,110.80

Finding the Fourth Proportional to 171,074,832.40, 256,108,363.80 and 161,109,110.80

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Solution

The fourth proportional to 171,074,832.40, 256,108,363.80 and 161,109,110.80 is: 241,189,134.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,074,832.40 : 256,108,363.80 = 161,109,110.80 : x
  2. Step 2: Convert to fraction form
    171,074,832.40/256,108,363.80 = 161,109,110.80/x
  3. Step 3: Cross multiply
    171,074,832.40x = 256,108,363.80 × 161,109,110.80
  4. Step 4: Simplify right side
    171,074,832.40x = 41,261,390,760,260,912
  5. Step 5: Solve for x
    x = 41,261,390,760,260,912/171,074,832.40
  6. Step 6: Final answer
    x = 241,189,134.49

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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.