Home / 271,918,538.26-407,957,399.14-87,682,309.12

Finding the Fourth Proportional to 271,918,538.26, 407,957,399.14 and 87,682,309.12

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Solution

The fourth proportional to 271,918,538.26, 407,957,399.14 and 87,682,309.12 is: 131,549,128.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,918,538.26 : 407,957,399.14 = 87,682,309.12 : x
  2. Step 2: Convert to fraction form
    271,918,538.26/407,957,399.14 = 87,682,309.12/x
  3. Step 3: Cross multiply
    271,918,538.26x = 407,957,399.14 × 87,682,309.12
  4. Step 4: Simplify right side
    271,918,538.26x = 35,770,646,779,184,704
  5. Step 5: Solve for x
    x = 35,770,646,779,184,704/271,918,538.26
  6. Step 6: Final answer
    x = 131,549,128.68

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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.