Home / 338,979,845.80-508,469,768.70-93,336,005.80

Finding the Fourth Proportional to 338,979,845.80, 508,469,768.70 and 93,336,005.80

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Solution

The fourth proportional to 338,979,845.80, 508,469,768.70 and 93,336,005.80 is: 140,004,008.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,979,845.80 : 508,469,768.70 = 93,336,005.80 : x
  2. Step 2: Convert to fraction form
    338,979,845.80/508,469,768.70 = 93,336,005.80/x
  3. Step 3: Cross multiply
    338,979,845.80x = 508,469,768.70 × 93,336,005.80
  4. Step 4: Simplify right side
    338,979,845.80x = 47,458,537,280,507,856
  5. Step 5: Solve for x
    x = 47,458,537,280,507,856/338,979,845.80
  6. Step 6: Final answer
    x = 140,004,008.70

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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.