Home / 182,428,838.20-273,261,714.90-85,467,302.20

Finding the Fourth Proportional to 182,428,838.20, 273,261,714.90 and 85,467,302.20

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Solution

The fourth proportional to 182,428,838.20, 273,261,714.90 and 85,467,302.20 is: 128,022,201.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,428,838.20 : 273,261,714.90 = 85,467,302.20 : x
  2. Step 2: Convert to fraction form
    182,428,838.20/273,261,714.90 = 85,467,302.20/x
  3. Step 3: Cross multiply
    182,428,838.20x = 273,261,714.90 × 85,467,302.20
  4. Step 4: Simplify right side
    182,428,838.20x = 23,354,941,567,048,540
  5. Step 5: Solve for x
    x = 23,354,941,567,048,540/182,428,838.20
  6. Step 6: Final answer
    x = 128,022,201.96

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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.