Home / 168,048,887.50-231,923,996.98-101,964,199.15

Finding the Fourth Proportional to 168,048,887.50, 231,923,996.98 and 101,964,199.15

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Solution

The fourth proportional to 168,048,887.50, 231,923,996.98 and 101,964,199.15 is: 140,720,625.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,048,887.50 : 231,923,996.98 = 101,964,199.15 : x
  2. Step 2: Convert to fraction form
    168,048,887.50/231,923,996.98 = 101,964,199.15/x
  3. Step 3: Cross multiply
    168,048,887.50x = 231,923,996.98 × 101,964,199.15
  4. Step 4: Simplify right side
    168,048,887.50x = 23,647,944,614,828,008
  5. Step 5: Solve for x
    x = 23,647,944,614,828,008/168,048,887.50
  6. Step 6: Final answer
    x = 140,720,625.81

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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.