Home / 196,992,003.70-295,488,005.55-131,235,037.30

Finding the Fourth Proportional to 196,992,003.70, 295,488,005.55 and 131,235,037.30

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Solution

The fourth proportional to 196,992,003.70, 295,488,005.55 and 131,235,037.30 is: 196,852,555.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,992,003.70 : 295,488,005.55 = 131,235,037.30 : x
  2. Step 2: Convert to fraction form
    196,992,003.70/295,488,005.55 = 131,235,037.30/x
  3. Step 3: Cross multiply
    196,992,003.70x = 295,488,005.55 × 131,235,037.30
  4. Step 4: Simplify right side
    196,992,003.70x = 38,778,379,430,056,856
  5. Step 5: Solve for x
    x = 38,778,379,430,056,856/196,992,003.70
  6. Step 6: Final answer
    x = 196,852,555.95

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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.