Home / 206,273,618.28-284,662,977.48-113,456,561.76

Finding the Fourth Proportional to 206,273,618.28, 284,662,977.48 and 113,456,561.76

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Solution

The fourth proportional to 206,273,618.28, 284,662,977.48 and 113,456,561.76 is: 156,573,016.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,273,618.28 : 284,662,977.48 = 113,456,561.76 : x
  2. Step 2: Convert to fraction form
    206,273,618.28/284,662,977.48 = 113,456,561.76/x
  3. Step 3: Cross multiply
    206,273,618.28x = 284,662,977.48 × 113,456,561.76
  4. Step 4: Simplify right side
    206,273,618.28x = 32,296,882,685,245,112
  5. Step 5: Solve for x
    x = 32,296,882,685,245,112/206,273,618.28
  6. Step 6: Final answer
    x = 156,573,016.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.