Home / 204,593,542.29-307,084,333.68-126,634,627.42

Finding the Fourth Proportional to 204,593,542.29, 307,084,333.68 and 126,634,627.42

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Solution

The fourth proportional to 204,593,542.29, 307,084,333.68 and 126,634,627.42 is: 190,072,031.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,593,542.29 : 307,084,333.68 = 126,634,627.42 : x
  2. Step 2: Convert to fraction form
    204,593,542.29/307,084,333.68 = 126,634,627.42/x
  3. Step 3: Cross multiply
    204,593,542.29x = 307,084,333.68 × 126,634,627.42
  4. Step 4: Simplify right side
    204,593,542.29x = 38,887,510,181,318,048
  5. Step 5: Solve for x
    x = 38,887,510,181,318,048/204,593,542.29
  6. Step 6: Final answer
    x = 190,072,031.34

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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.