Home / 298,944,338.80-448,416,508.20-251,592,945.70

Finding the Fourth Proportional to 298,944,338.80, 448,416,508.20 and 251,592,945.70

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Solution

The fourth proportional to 298,944,338.80, 448,416,508.20 and 251,592,945.70 is: 377,389,418.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,944,338.80 : 448,416,508.20 = 251,592,945.70 : x
  2. Step 2: Convert to fraction form
    298,944,338.80/448,416,508.20 = 251,592,945.70/x
  3. Step 3: Cross multiply
    298,944,338.80x = 448,416,508.20 × 251,592,945.70
  4. Step 4: Simplify right side
    298,944,338.80x = 112,818,430,198,546,192
  5. Step 5: Solve for x
    x = 112,818,430,198,546,192/298,944,338.80
  6. Step 6: Final answer
    x = 377,389,418.55

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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.