Home / 320,237,674.88-480,422,028.22-110,121,072.12

Finding the Fourth Proportional to 320,237,674.88, 480,422,028.22 and 110,121,072.12

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Solution

The fourth proportional to 320,237,674.88, 480,422,028.22 and 110,121,072.12 is: 165,204,137.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,237,674.88 : 480,422,028.22 = 110,121,072.12 : x
  2. Step 2: Convert to fraction form
    320,237,674.88/480,422,028.22 = 110,121,072.12/x
  3. Step 3: Cross multiply
    320,237,674.88x = 480,422,028.22 × 110,121,072.12
  4. Step 4: Simplify right side
    320,237,674.88x = 52,904,588,817,651,304
  5. Step 5: Solve for x
    x = 52,904,588,817,651,304/320,237,674.88
  6. Step 6: Final answer
    x = 165,204,137.33

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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.