Home / 20,794,745,789.05-31,184,167,462.43-11,346,339,502.80

Finding the Fourth Proportional to 20,794,745,789.05, 31,184,167,462.43 and 11,346,339,502.80

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Solution

The fourth proportional to 20,794,745,789.05, 31,184,167,462.43 and 11,346,339,502.80 is: 17,015,170,790.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,794,745,789.05 : 31,184,167,462.43 = 11,346,339,502.80 : x
  2. Step 2: Convert to fraction form
    20,794,745,789.05/31,184,167,462.43 = 11,346,339,502.80/x
  3. Step 3: Cross multiply
    20,794,745,789.05x = 31,184,167,462.43 × 11,346,339,502.80
  4. Step 4: Simplify right side
    20,794,745,789.05x = 353,826,151,140,854,530,048
  5. Step 5: Solve for x
    x = 353,826,151,140,854,530,048/20,794,745,789.05
  6. Step 6: Final answer
    x = 17,015,170,790.26

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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.