Home / 342,145,195.60-513,217,793.40-206,096,299.60

Finding the Fourth Proportional to 342,145,195.60, 513,217,793.40 and 206,096,299.60

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Solution

The fourth proportional to 342,145,195.60, 513,217,793.40 and 206,096,299.60 is: 309,144,449.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,145,195.60 : 513,217,793.40 = 206,096,299.60 : x
  2. Step 2: Convert to fraction form
    342,145,195.60/513,217,793.40 = 206,096,299.60/x
  3. Step 3: Cross multiply
    342,145,195.60x = 513,217,793.40 × 206,096,299.60
  4. Step 4: Simplify right side
    342,145,195.60x = 105,772,288,108,617,296
  5. Step 5: Solve for x
    x = 105,772,288,108,617,296/342,145,195.60
  6. Step 6: Final answer
    x = 309,144,449.40

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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.