Home / 217,746,230.60-326,619,345.90-148,770,000.20

Finding the Fourth Proportional to 217,746,230.60, 326,619,345.90 and 148,770,000.20

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Solution

The fourth proportional to 217,746,230.60, 326,619,345.90 and 148,770,000.20 is: 223,155,000.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,746,230.60 : 326,619,345.90 = 148,770,000.20 : x
  2. Step 2: Convert to fraction form
    217,746,230.60/326,619,345.90 = 148,770,000.20/x
  3. Step 3: Cross multiply
    217,746,230.60x = 326,619,345.90 × 148,770,000.20
  4. Step 4: Simplify right side
    217,746,230.60x = 48,591,160,154,866,864
  5. Step 5: Solve for x
    x = 48,591,160,154,866,864/217,746,230.60
  6. Step 6: Final answer
    x = 223,155,000.30

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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.