Home / 197,243,556.80-295,865,335.20-82,310,583.20

Finding the Fourth Proportional to 197,243,556.80, 295,865,335.20 and 82,310,583.20

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Solution

The fourth proportional to 197,243,556.80, 295,865,335.20 and 82,310,583.20 is: 123,465,874.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,243,556.80 : 295,865,335.20 = 82,310,583.20 : x
  2. Step 2: Convert to fraction form
    197,243,556.80/295,865,335.20 = 82,310,583.20/x
  3. Step 3: Cross multiply
    197,243,556.80x = 295,865,335.20 × 82,310,583.20
  4. Step 4: Simplify right side
    197,243,556.80x = 24,352,848,288,975,488
  5. Step 5: Solve for x
    x = 24,352,848,288,975,488/197,243,556.80
  6. Step 6: Final answer
    x = 123,465,874.80

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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.