Home / 456,635,115.46-684,729,467.06-318,526,885.59

Finding the Fourth Proportional to 456,635,115.46, 684,729,467.06 and 318,526,885.59

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Solution

The fourth proportional to 456,635,115.46, 684,729,467.06 and 318,526,885.59 is: 477,634,630.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,635,115.46 : 684,729,467.06 = 318,526,885.59 : x
  2. Step 2: Convert to fraction form
    456,635,115.46/684,729,467.06 = 318,526,885.59/x
  3. Step 3: Cross multiply
    456,635,115.46x = 684,729,467.06 × 318,526,885.59
  4. Step 4: Simplify right side
    456,635,115.46x = 218,104,744,611,945,696
  5. Step 5: Solve for x
    x = 218,104,744,611,945,696/456,635,115.46
  6. Step 6: Final answer
    x = 477,634,630.42

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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.