Home / 206,776,730.49-285,351,889.68-113,957,239.38

Finding the Fourth Proportional to 206,776,730.49, 285,351,889.68 and 113,957,239.38

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Solution

The fourth proportional to 206,776,730.49, 285,351,889.68 and 113,957,239.38 is: 157,260,991.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,776,730.49 : 285,351,889.68 = 113,957,239.38 : x
  2. Step 2: Convert to fraction form
    206,776,730.49/285,351,889.68 = 113,957,239.38/x
  3. Step 3: Cross multiply
    206,776,730.49x = 285,351,889.68 × 113,957,239.38
  4. Step 4: Simplify right side
    206,776,730.49x = 32,517,913,599,799,112
  5. Step 5: Solve for x
    x = 32,517,913,599,799,112/206,776,730.49
  6. Step 6: Final answer
    x = 157,260,991.23

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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.