Home / 87,880,958.86-131,729,161.81-29,568,393.68

Finding the Fourth Proportional to 87,880,958.86, 131,729,161.81 and 29,568,393.68

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Solution

The fourth proportional to 87,880,958.86, 131,729,161.81 and 29,568,393.68 is: 44,321,543.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,880,958.86 : 131,729,161.81 = 29,568,393.68 : x
  2. Step 2: Convert to fraction form
    87,880,958.86/131,729,161.81 = 29,568,393.68/x
  3. Step 3: Cross multiply
    87,880,958.86x = 131,729,161.81 × 29,568,393.68
  4. Step 4: Simplify right side
    87,880,958.86x = 3,895,019,715,534,501.50
  5. Step 5: Solve for x
    x = 3,895,019,715,534,501.50/87,880,958.86
  6. Step 6: Final answer
    x = 44,321,543.21

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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.