Home / 323,376,061.68-485,067,979.80-90,192,580.26

Finding the Fourth Proportional to 323,376,061.68, 485,067,979.80 and 90,192,580.26

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Solution

The fourth proportional to 323,376,061.68, 485,067,979.80 and 90,192,580.26 is: 135,289,954.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,376,061.68 : 485,067,979.80 = 90,192,580.26 : x
  2. Step 2: Convert to fraction form
    323,376,061.68/485,067,979.80 = 90,192,580.26/x
  3. Step 3: Cross multiply
    323,376,061.68x = 485,067,979.80 × 90,192,580.26
  4. Step 4: Simplify right side
    323,376,061.68x = 43,749,532,699,667,560
  5. Step 5: Solve for x
    x = 43,749,532,699,667,560/323,376,061.68
  6. Step 6: Final answer
    x = 135,289,954.59

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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.