Home / 236,196,857.40-354,295,286.10-82,858,414.20

Finding the Fourth Proportional to 236,196,857.40, 354,295,286.10 and 82,858,414.20

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Solution

The fourth proportional to 236,196,857.40, 354,295,286.10 and 82,858,414.20 is: 124,287,621.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,196,857.40 : 354,295,286.10 = 82,858,414.20 : x
  2. Step 2: Convert to fraction form
    236,196,857.40/354,295,286.10 = 82,858,414.20/x
  3. Step 3: Cross multiply
    236,196,857.40x = 354,295,286.10 × 82,858,414.20
  4. Step 4: Simplify right side
    236,196,857.40x = 29,356,345,564,781,304
  5. Step 5: Solve for x
    x = 29,356,345,564,781,304/236,196,857.40
  6. Step 6: Final answer
    x = 124,287,621.30

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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.