Home / 196,992,066.20-295,488,099.30-131,235,099.80

Finding the Fourth Proportional to 196,992,066.20, 295,488,099.30 and 131,235,099.80

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Solution

The fourth proportional to 196,992,066.20, 295,488,099.30 and 131,235,099.80 is: 196,852,649.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,992,066.20 : 295,488,099.30 = 131,235,099.80 : x
  2. Step 2: Convert to fraction form
    196,992,066.20/295,488,099.30 = 131,235,099.80/x
  3. Step 3: Cross multiply
    196,992,066.20x = 295,488,099.30 × 131,235,099.80
  4. Step 4: Simplify right side
    196,992,066.20x = 38,778,410,201,347,808
  5. Step 5: Solve for x
    x = 38,778,410,201,347,808/196,992,066.20
  6. Step 6: Final answer
    x = 196,852,649.70

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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.