Home / 196,265,469.20-294,398,203.80-192,486,333.20

Finding the Fourth Proportional to 196,265,469.20, 294,398,203.80 and 192,486,333.20

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Solution

The fourth proportional to 196,265,469.20, 294,398,203.80 and 192,486,333.20 is: 288,729,499.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,265,469.20 : 294,398,203.80 = 192,486,333.20 : x
  2. Step 2: Convert to fraction form
    196,265,469.20/294,398,203.80 = 192,486,333.20/x
  3. Step 3: Cross multiply
    196,265,469.20x = 294,398,203.80 × 192,486,333.20
  4. Step 4: Simplify right side
    196,265,469.20x = 56,667,630,750,128,304
  5. Step 5: Solve for x
    x = 56,667,630,750,128,304/196,265,469.20
  6. Step 6: Final answer
    x = 288,729,499.80

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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.