Home / 206,273,687.78-284,663,073.39-113,456,631.26

Finding the Fourth Proportional to 206,273,687.78, 284,663,073.39 and 113,456,631.26

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Solution

The fourth proportional to 206,273,687.78, 284,663,073.39 and 113,456,631.26 is: 156,573,112.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,273,687.78 : 284,663,073.39 = 113,456,631.26 : x
  2. Step 2: Convert to fraction form
    206,273,687.78/284,663,073.39 = 113,456,631.26/x
  3. Step 3: Cross multiply
    206,273,687.78x = 284,663,073.39 × 113,456,631.26
  4. Step 4: Simplify right side
    206,273,687.78x = 32,296,913,350,947,548
  5. Step 5: Solve for x
    x = 32,296,913,350,947,548/206,273,687.78
  6. Step 6: Final answer
    x = 156,573,112.64

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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.