Home / 298,944,458.90-448,416,688.35-225,286,736.30

Finding the Fourth Proportional to 298,944,458.90, 448,416,688.35 and 225,286,736.30

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Solution

The fourth proportional to 298,944,458.90, 448,416,688.35 and 225,286,736.30 is: 337,930,104.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,944,458.90 : 448,416,688.35 = 225,286,736.30 : x
  2. Step 2: Convert to fraction form
    298,944,458.90/448,416,688.35 = 225,286,736.30/x
  3. Step 3: Cross multiply
    298,944,458.90x = 448,416,688.35 × 225,286,736.30
  4. Step 4: Simplify right side
    298,944,458.90x = 101,022,332,220,825,744
  5. Step 5: Solve for x
    x = 101,022,332,220,825,744/298,944,458.90
  6. Step 6: Final answer
    x = 337,930,104.45

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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.