Home / 149,787,844.65-206,689,323.59-82,797,753.48

Finding the Fourth Proportional to 149,787,844.65, 206,689,323.59 and 82,797,753.48

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Solution

The fourth proportional to 149,787,844.65, 206,689,323.59 and 82,797,753.48 is: 114,251,004.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,787,844.65 : 206,689,323.59 = 82,797,753.48 : x
  2. Step 2: Convert to fraction form
    149,787,844.65/206,689,323.59 = 82,797,753.48/x
  3. Step 3: Cross multiply
    149,787,844.65x = 206,689,323.59 × 82,797,753.48
  4. Step 4: Simplify right side
    149,787,844.65x = 17,113,411,661,138,782
  5. Step 5: Solve for x
    x = 17,113,411,661,138,782/149,787,844.65
  6. Step 6: Final answer
    x = 114,251,004.15

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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.