Home / 434,207,673.97-650,777,910.95-200,722,558.22

Finding the Fourth Proportional to 434,207,673.97, 650,777,910.95 and 200,722,558.22

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Solution

The fourth proportional to 434,207,673.97, 650,777,910.95 and 200,722,558.22 is: 300,837,168.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,207,673.97 : 650,777,910.95 = 200,722,558.22 : x
  2. Step 2: Convert to fraction form
    434,207,673.97/650,777,910.95 = 200,722,558.22/x
  3. Step 3: Cross multiply
    434,207,673.97x = 650,777,910.95 × 200,722,558.22
  4. Step 4: Simplify right side
    434,207,673.97x = 130,625,807,121,175,488
  5. Step 5: Solve for x
    x = 130,625,807,121,175,488/434,207,673.97
  6. Step 6: Final answer
    x = 300,837,168.37

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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.