Home / 587,222,585.43-810,418,803.84-322,951,147.89

Finding the Fourth Proportional to 587,222,585.43, 810,418,803.84 and 322,951,147.89

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Solution

The fourth proportional to 587,222,585.43, 810,418,803.84 and 322,951,147.89 is: 445,700,981.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,222,585.43 : 810,418,803.84 = 322,951,147.89 : x
  2. Step 2: Convert to fraction form
    587,222,585.43/810,418,803.84 = 322,951,147.89/x
  3. Step 3: Cross multiply
    587,222,585.43x = 810,418,803.84 × 322,951,147.89
  4. Step 4: Simplify right side
    587,222,585.43x = 261,725,682,971,768,736
  5. Step 5: Solve for x
    x = 261,725,682,971,768,736/587,222,585.43
  6. Step 6: Final answer
    x = 445,700,981.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.