Home / 141,922,855.05-195,853,171.37-79,198,294.92

Finding the Fourth Proportional to 141,922,855.05, 195,853,171.37 and 79,198,294.92

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Solution

The fourth proportional to 141,922,855.05, 195,853,171.37 and 79,198,294.92 is: 109,293,441.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,922,855.05 : 195,853,171.37 = 79,198,294.92 : x
  2. Step 2: Convert to fraction form
    141,922,855.05/195,853,171.37 = 79,198,294.92/x
  3. Step 3: Cross multiply
    141,922,855.05x = 195,853,171.37 × 79,198,294.92
  4. Step 4: Simplify right side
    141,922,855.05x = 15,511,237,226,782,570
  5. Step 5: Solve for x
    x = 15,511,237,226,782,570/141,922,855.05
  6. Step 6: Final answer
    x = 109,293,441.29

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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.