Home / 101,341,169.86-139,847,067.67-54,930,427.30

Finding the Fourth Proportional to 101,341,169.86, 139,847,067.67 and 54,930,427.30

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Solution

The fourth proportional to 101,341,169.86, 139,847,067.67 and 54,930,427.30 is: 75,801,958.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,341,169.86 : 139,847,067.67 = 54,930,427.30 : x
  2. Step 2: Convert to fraction form
    101,341,169.86/139,847,067.67 = 54,930,427.30/x
  3. Step 3: Cross multiply
    101,341,169.86x = 139,847,067.67 × 54,930,427.30
  4. Step 4: Simplify right side
    101,341,169.86x = 7,681,859,183,765,114
  5. Step 5: Solve for x
    x = 7,681,859,183,765,114/101,341,169.86
  6. Step 6: Final answer
    x = 75,801,958.81

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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.