Home / 217,587,682.80-326,381,524.20-204,822,601.20

Finding the Fourth Proportional to 217,587,682.80, 326,381,524.20 and 204,822,601.20

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Solution

The fourth proportional to 217,587,682.80, 326,381,524.20 and 204,822,601.20 is: 307,233,901.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,587,682.80 : 326,381,524.20 = 204,822,601.20 : x
  2. Step 2: Convert to fraction form
    217,587,682.80/326,381,524.20 = 204,822,601.20/x
  3. Step 3: Cross multiply
    217,587,682.80x = 326,381,524.20 × 204,822,601.20
  4. Step 4: Simplify right side
    217,587,682.80x = 66,850,312,770,264,744
  5. Step 5: Solve for x
    x = 66,850,312,770,264,744/217,587,682.80
  6. Step 6: Final answer
    x = 307,233,901.80

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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.