Home / 217,397,104.80-326,095,657.20-148,522,351.20

Finding the Fourth Proportional to 217,397,104.80, 326,095,657.20 and 148,522,351.20

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Solution

The fourth proportional to 217,397,104.80, 326,095,657.20 and 148,522,351.20 is: 222,783,526.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,397,104.80 : 326,095,657.20 = 148,522,351.20 : x
  2. Step 2: Convert to fraction form
    217,397,104.80/326,095,657.20 = 148,522,351.20/x
  3. Step 3: Cross multiply
    217,397,104.80x = 326,095,657.20 × 148,522,351.20
  4. Step 4: Simplify right side
    217,397,104.80x = 48,432,493,723,453,200
  5. Step 5: Solve for x
    x = 48,432,493,723,453,200/217,397,104.80
  6. Step 6: Final answer
    x = 222,783,526.80

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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.