Home / 250,711,256.20-376,066,884.30-207,629,105.80

Finding the Fourth Proportional to 250,711,256.20, 376,066,884.30 and 207,629,105.80

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Solution

The fourth proportional to 250,711,256.20, 376,066,884.30 and 207,629,105.80 is: 311,443,658.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,711,256.20 : 376,066,884.30 = 207,629,105.80 : x
  2. Step 2: Convert to fraction form
    250,711,256.20/376,066,884.30 = 207,629,105.80/x
  3. Step 3: Cross multiply
    250,711,256.20x = 376,066,884.30 × 207,629,105.80
  4. Step 4: Simplify right side
    250,711,256.20x = 78,082,430,908,201,072
  5. Step 5: Solve for x
    x = 78,082,430,908,201,072/250,711,256.20
  6. Step 6: Final answer
    x = 311,443,658.70

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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.