Home / 295,490,218.20-443,235,327.30-198,744,336.60

Finding the Fourth Proportional to 295,490,218.20, 443,235,327.30 and 198,744,336.60

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Solution

The fourth proportional to 295,490,218.20, 443,235,327.30 and 198,744,336.60 is: 298,116,504.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,490,218.20 : 443,235,327.30 = 198,744,336.60 : x
  2. Step 2: Convert to fraction form
    295,490,218.20/443,235,327.30 = 198,744,336.60/x
  3. Step 3: Cross multiply
    295,490,218.20x = 443,235,327.30 × 198,744,336.60
  4. Step 4: Simplify right side
    295,490,218.20x = 88,090,511,081,922,368
  5. Step 5: Solve for x
    x = 88,090,511,081,922,368/295,490,218.20
  6. Step 6: Final answer
    x = 298,116,504.90

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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.