Home / 324,013,781.70-447,141,722.31-190,131,754.41

Finding the Fourth Proportional to 324,013,781.70, 447,141,722.31 and 190,131,754.41

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Solution

The fourth proportional to 324,013,781.70, 447,141,722.31 and 190,131,754.41 is: 262,383,407.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,013,781.70 : 447,141,722.31 = 190,131,754.41 : x
  2. Step 2: Convert to fraction form
    324,013,781.70/447,141,722.31 = 190,131,754.41/x
  3. Step 3: Cross multiply
    324,013,781.70x = 447,141,722.31 × 190,131,754.41
  4. Step 4: Simplify right side
    324,013,781.70x = 85,015,840,132,709,344
  5. Step 5: Solve for x
    x = 85,015,840,132,709,344/324,013,781.70
  6. Step 6: Final answer
    x = 262,383,407.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.