Home / 120,083,090.88-180,139,212.05-33,821,497.63

Finding the Fourth Proportional to 120,083,090.88, 180,139,212.05 and 33,821,497.63

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Solution

The fourth proportional to 120,083,090.88, 180,139,212.05 and 33,821,497.63 is: 50,736,351.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,083,090.88 : 180,139,212.05 = 33,821,497.63 : x
  2. Step 2: Convert to fraction form
    120,083,090.88/180,139,212.05 = 33,821,497.63/x
  3. Step 3: Cross multiply
    120,083,090.88x = 180,139,212.05 × 33,821,497.63
  4. Step 4: Simplify right side
    120,083,090.88x = 6,092,577,933,206,603
  5. Step 5: Solve for x
    x = 6,092,577,933,206,603/120,083,090.88
  6. Step 6: Final answer
    x = 50,736,351.71

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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.