Home / 168,048,887.37-231,923,996.81-101,964,199.02

Finding the Fourth Proportional to 168,048,887.37, 231,923,996.81 and 101,964,199.02

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Solution

The fourth proportional to 168,048,887.37, 231,923,996.81 and 101,964,199.02 is: 140,720,625.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,048,887.37 : 231,923,996.81 = 101,964,199.02 : x
  2. Step 2: Convert to fraction form
    168,048,887.37/231,923,996.81 = 101,964,199.02/x
  3. Step 3: Cross multiply
    168,048,887.37x = 231,923,996.81 × 101,964,199.02
  4. Step 4: Simplify right side
    168,048,887.37x = 23,647,944,568,248,684
  5. Step 5: Solve for x
    x = 23,647,944,568,248,684/168,048,887.37
  6. Step 6: Final answer
    x = 140,720,625.64

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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.