Home / 635,405,632.35-952,562,578.80-220,828,591.29

Finding the Fourth Proportional to 635,405,632.35, 952,562,578.80 and 220,828,591.29

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Solution

The fourth proportional to 635,405,632.35, 952,562,578.80 and 220,828,591.29 is: 331,053,175.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,405,632.35 : 952,562,578.80 = 220,828,591.29 : x
  2. Step 2: Convert to fraction form
    635,405,632.35/952,562,578.80 = 220,828,591.29/x
  3. Step 3: Cross multiply
    635,405,632.35x = 952,562,578.80 × 220,828,591.29
  4. Step 4: Simplify right side
    635,405,632.35x = 210,353,052,390,869,472
  5. Step 5: Solve for x
    x = 210,353,052,390,869,472/635,405,632.35
  6. Step 6: Final answer
    x = 331,053,175.61

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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.