Home / 327,110,239.69-490,669,633.37-108,760,581.77

Finding the Fourth Proportional to 327,110,239.69, 490,669,633.37 and 108,760,581.77

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Solution

The fourth proportional to 327,110,239.69, 490,669,633.37 and 108,760,581.77 is: 163,142,293.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,110,239.69 : 490,669,633.37 = 108,760,581.77 : x
  2. Step 2: Convert to fraction form
    327,110,239.69/490,669,633.37 = 108,760,581.77/x
  3. Step 3: Cross multiply
    327,110,239.69x = 490,669,633.37 × 108,760,581.77
  4. Step 4: Simplify right side
    327,110,239.69x = 53,365,514,780,164,624
  5. Step 5: Solve for x
    x = 53,365,514,780,164,624/327,110,239.69
  6. Step 6: Final answer
    x = 163,142,293.65

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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.