Home / 303,672,328.80-455,414,296.46-109,558,508.68

Finding the Fourth Proportional to 303,672,328.80, 455,414,296.46 and 109,558,508.68

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Solution

The fourth proportional to 303,672,328.80, 455,414,296.46 and 109,558,508.68 is: 164,303,778.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,672,328.80 : 455,414,296.46 = 109,558,508.68 : x
  2. Step 2: Convert to fraction form
    303,672,328.80/455,414,296.46 = 109,558,508.68/x
  3. Step 3: Cross multiply
    303,672,328.80x = 455,414,296.46 × 109,558,508.68
  4. Step 4: Simplify right side
    303,672,328.80x = 49,894,511,151,709,008
  5. Step 5: Solve for x
    x = 49,894,511,151,709,008/303,672,328.80
  6. Step 6: Final answer
    x = 164,303,778.84

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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.