Home / 217,744,362.60-326,616,543.90-192,235,194.60

Finding the Fourth Proportional to 217,744,362.60, 326,616,543.90 and 192,235,194.60

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Solution

The fourth proportional to 217,744,362.60, 326,616,543.90 and 192,235,194.60 is: 288,352,791.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,744,362.60 : 326,616,543.90 = 192,235,194.60 : x
  2. Step 2: Convert to fraction form
    217,744,362.60/326,616,543.90 = 192,235,194.60/x
  3. Step 3: Cross multiply
    217,744,362.60x = 326,616,543.90 × 192,235,194.60
  4. Step 4: Simplify right side
    217,744,362.60x = 62,787,194,876,195,936
  5. Step 5: Solve for x
    x = 62,787,194,876,195,936/217,744,362.60
  6. Step 6: Final answer
    x = 288,352,791.90

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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.