Home / 217,728,032.10-326,592,048.15-195,557,100.90

Finding the Fourth Proportional to 217,728,032.10, 326,592,048.15 and 195,557,100.90

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Solution

The fourth proportional to 217,728,032.10, 326,592,048.15 and 195,557,100.90 is: 293,335,651.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,728,032.10 : 326,592,048.15 = 195,557,100.90 : x
  2. Step 2: Convert to fraction form
    217,728,032.10/326,592,048.15 = 195,557,100.90/x
  3. Step 3: Cross multiply
    217,728,032.10x = 326,592,048.15 × 195,557,100.90
  4. Step 4: Simplify right side
    217,728,032.10x = 63,867,394,113,207,208
  5. Step 5: Solve for x
    x = 63,867,394,113,207,208/217,728,032.10
  6. Step 6: Final answer
    x = 293,335,651.35

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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.