Home / 171,074,803.40-256,108,320.30-161,109,081.80

Finding the Fourth Proportional to 171,074,803.40, 256,108,320.30 and 161,109,081.80

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Solution

The fourth proportional to 171,074,803.40, 256,108,320.30 and 161,109,081.80 is: 241,189,091.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,074,803.40 : 256,108,320.30 = 161,109,081.80 : x
  2. Step 2: Convert to fraction form
    171,074,803.40/256,108,320.30 = 161,109,081.80/x
  3. Step 3: Cross multiply
    171,074,803.40x = 256,108,320.30 × 161,109,081.80
  4. Step 4: Simplify right side
    171,074,803.40x = 41,261,376,324,873,304
  5. Step 5: Solve for x
    x = 41,261,376,324,873,304/171,074,803.40
  6. Step 6: Final answer
    x = 241,189,091.00

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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.