Home / 295,490,231.70-443,235,347.55-198,744,350.10

Finding the Fourth Proportional to 295,490,231.70, 443,235,347.55 and 198,744,350.10

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Solution

The fourth proportional to 295,490,231.70, 443,235,347.55 and 198,744,350.10 is: 298,116,525.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,490,231.70 : 443,235,347.55 = 198,744,350.10 : x
  2. Step 2: Convert to fraction form
    295,490,231.70/443,235,347.55 = 198,744,350.10/x
  3. Step 3: Cross multiply
    295,490,231.70x = 443,235,347.55 × 198,744,350.10
  4. Step 4: Simplify right side
    295,490,231.70x = 88,090,521,090,172,384
  5. Step 5: Solve for x
    x = 88,090,521,090,172,384/295,490,231.70
  6. Step 6: Final answer
    x = 298,116,525.15

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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.