Home / 406,821,293.34-610,166,563.20-111,647,447.88

Finding the Fourth Proportional to 406,821,293.34, 610,166,563.20 and 111,647,447.88

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Solution

The fourth proportional to 406,821,293.34, 610,166,563.20 and 111,647,447.88 is: 167,453,229.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,821,293.34 : 610,166,563.20 = 111,647,447.88 : x
  2. Step 2: Convert to fraction form
    406,821,293.34/610,166,563.20 = 111,647,447.88/x
  3. Step 3: Cross multiply
    406,821,293.34x = 610,166,563.20 × 111,647,447.88
  4. Step 4: Simplify right side
    406,821,293.34x = 68,123,539,562,990,728
  5. Step 5: Solve for x
    x = 68,123,539,562,990,728/406,821,293.34
  6. Step 6: Final answer
    x = 167,453,229.90

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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.