Home / 79,801,603.14-119,747,249.01-43,412,540.25

Finding the Fourth Proportional to 79,801,603.14, 119,747,249.01 and 43,412,540.25

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Solution

The fourth proportional to 79,801,603.14, 119,747,249.01 and 43,412,540.25 is: 65,143,205.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,801,603.14 : 119,747,249.01 = 43,412,540.25 : x
  2. Step 2: Convert to fraction form
    79,801,603.14/119,747,249.01 = 43,412,540.25/x
  3. Step 3: Cross multiply
    79,801,603.14x = 119,747,249.01 × 43,412,540.25
  4. Step 4: Simplify right side
    79,801,603.14x = 5,198,532,267,473,398
  5. Step 5: Solve for x
    x = 5,198,532,267,473,398/79,801,603.14
  6. Step 6: Final answer
    x = 65,143,205.94

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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.