Home / 168,048,889.88-231,924,000.26-101,964,201.52

Finding the Fourth Proportional to 168,048,889.88, 231,924,000.26 and 101,964,201.52

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Solution

The fourth proportional to 168,048,889.88, 231,924,000.26 and 101,964,201.52 is: 140,720,629.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,048,889.88 : 231,924,000.26 = 101,964,201.52 : x
  2. Step 2: Convert to fraction form
    168,048,889.88/231,924,000.26 = 101,964,201.52/x
  3. Step 3: Cross multiply
    168,048,889.88x = 231,924,000.26 × 101,964,201.52
  4. Step 4: Simplify right side
    168,048,889.88x = 23,647,945,499,835,172
  5. Step 5: Solve for x
    x = 23,647,945,499,835,172/168,048,889.88
  6. Step 6: Final answer
    x = 140,720,629.08

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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.