Home / 236,197,286.40-354,295,929.60-82,858,843.20

Finding the Fourth Proportional to 236,197,286.40, 354,295,929.60 and 82,858,843.20

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Solution

The fourth proportional to 236,197,286.40, 354,295,929.60 and 82,858,843.20 is: 124,288,264.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,197,286.40 : 354,295,929.60 = 82,858,843.20 : x
  2. Step 2: Convert to fraction form
    236,197,286.40/354,295,929.60 = 82,858,843.20/x
  3. Step 3: Cross multiply
    236,197,286.40x = 354,295,929.60 × 82,858,843.20
  4. Step 4: Simplify right side
    236,197,286.40x = 29,356,550,877,124,640
  5. Step 5: Solve for x
    x = 29,356,550,877,124,640/236,197,286.40
  6. Step 6: Final answer
    x = 124,288,264.80

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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.