Home / 426,527,110.13-588,608,212.79-238,355,405.33

Finding the Fourth Proportional to 426,527,110.13, 588,608,212.79 and 238,355,405.33

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Solution

The fourth proportional to 426,527,110.13, 588,608,212.79 and 238,355,405.33 is: 328,930,906.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,527,110.13 : 588,608,212.79 = 238,355,405.33 : x
  2. Step 2: Convert to fraction form
    426,527,110.13/588,608,212.79 = 238,355,405.33/x
  3. Step 3: Cross multiply
    426,527,110.13x = 588,608,212.79 × 238,355,405.33
  4. Step 4: Simplify right side
    426,527,110.13x = 140,297,949,137,780,192
  5. Step 5: Solve for x
    x = 140,297,949,137,780,192/426,527,110.13
  6. Step 6: Final answer
    x = 328,930,906.87

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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.