Home / 458,599,369.82-687,218,809.84-336,835,607.90

Finding the Fourth Proportional to 458,599,369.82, 687,218,809.84 and 336,835,607.90

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Solution

The fourth proportional to 458,599,369.82, 687,218,809.84 and 336,835,607.90 is: 504,753,780.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,599,369.82 : 687,218,809.84 = 336,835,607.90 : x
  2. Step 2: Convert to fraction form
    458,599,369.82/687,218,809.84 = 336,835,607.90/x
  3. Step 3: Cross multiply
    458,599,369.82x = 687,218,809.84 × 336,835,607.90
  4. Step 4: Simplify right side
    458,599,369.82x = 231,479,765,568,492,704
  5. Step 5: Solve for x
    x = 231,479,765,568,492,704/458,599,369.82
  6. Step 6: Final answer
    x = 504,753,780.32

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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.