Home / 217,744,481.60-326,616,722.40-148,768,251.20

Finding the Fourth Proportional to 217,744,481.60, 326,616,722.40 and 148,768,251.20

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Solution

The fourth proportional to 217,744,481.60, 326,616,722.40 and 148,768,251.20 is: 223,152,376.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,744,481.60 : 326,616,722.40 = 148,768,251.20 : x
  2. Step 2: Convert to fraction form
    217,744,481.60/326,616,722.40 = 148,768,251.20/x
  3. Step 3: Cross multiply
    217,744,481.60x = 326,616,722.40 × 148,768,251.20
  4. Step 4: Simplify right side
    217,744,481.60x = 48,590,198,604,123,856
  5. Step 5: Solve for x
    x = 48,590,198,604,123,856/217,744,481.60
  6. Step 6: Final answer
    x = 223,152,376.80

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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.