Home / 288,137,174.32-432,141,074.97-132,541,546.24

Finding the Fourth Proportional to 288,137,174.32, 432,141,074.97 and 132,541,546.24

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Solution

The fourth proportional to 288,137,174.32, 432,141,074.97 and 132,541,546.24 is: 198,782,563.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,137,174.32 : 432,141,074.97 = 132,541,546.24 : x
  2. Step 2: Convert to fraction form
    288,137,174.32/432,141,074.97 = 132,541,546.24/x
  3. Step 3: Cross multiply
    288,137,174.32x = 432,141,074.97 × 132,541,546.24
  4. Step 4: Simplify right side
    288,137,174.32x = 57,276,646,270,339,560
  5. Step 5: Solve for x
    x = 57,276,646,270,339,560/288,137,174.32
  6. Step 6: Final answer
    x = 198,782,563.91

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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.