Home / 479,554,343.46-719,618,489.28-206,925,110.46

Finding the Fourth Proportional to 479,554,343.46, 719,618,489.28 and 206,925,110.46

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Solution

The fourth proportional to 479,554,343.46, 719,618,489.28 and 206,925,110.46 is: 310,511,493.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,554,343.46 : 719,618,489.28 = 206,925,110.46 : x
  2. Step 2: Convert to fraction form
    479,554,343.46/719,618,489.28 = 206,925,110.46/x
  3. Step 3: Cross multiply
    479,554,343.46x = 719,618,489.28 × 206,925,110.46
  4. Step 4: Simplify right side
    479,554,343.46x = 148,907,135,383,322,336
  5. Step 5: Solve for x
    x = 148,907,135,383,322,336/479,554,343.46
  6. Step 6: Final answer
    x = 310,511,493.46

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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.