Home / 434,207,672.66-650,777,909.00-200,722,556.90

Finding the Fourth Proportional to 434,207,672.66, 650,777,909.00 and 200,722,556.90

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Solution

The fourth proportional to 434,207,672.66, 650,777,909.00 and 200,722,556.90 is: 300,837,166.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,207,672.66 : 650,777,909.00 = 200,722,556.90 : x
  2. Step 2: Convert to fraction form
    434,207,672.66/650,777,909.00 = 200,722,556.90/x
  3. Step 3: Cross multiply
    434,207,672.66x = 650,777,909.00 × 200,722,556.90
  4. Step 4: Simplify right side
    434,207,672.66x = 130,625,805,864,258,032
  5. Step 5: Solve for x
    x = 130,625,805,864,258,032/434,207,672.66
  6. Step 6: Final answer
    x = 300,837,166.39

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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.