Home / 579,714,233.80-869,273,481.30-170,717,240.20

Finding the Fourth Proportional to 579,714,233.80, 869,273,481.30 and 170,717,240.20

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Solution

The fourth proportional to 579,714,233.80, 869,273,481.30 and 170,717,240.20 is: 255,988,142.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,714,233.80 : 869,273,481.30 = 170,717,240.20 : x
  2. Step 2: Convert to fraction form
    579,714,233.80/869,273,481.30 = 170,717,240.20/x
  3. Step 3: Cross multiply
    579,714,233.80x = 869,273,481.30 × 170,717,240.20
  4. Step 4: Simplify right side
    579,714,233.80x = 148,399,969,706,582,304
  5. Step 5: Solve for x
    x = 148,399,969,706,582,304/579,714,233.80
  6. Step 6: Final answer
    x = 255,988,142.18

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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.