Home / 125,627,181.22-188,440,837.57-39,372,305.82

Finding the Fourth Proportional to 125,627,181.22, 188,440,837.57 and 39,372,305.82

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Solution

The fourth proportional to 125,627,181.22, 188,440,837.57 and 39,372,305.82 is: 59,058,479.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,627,181.22 : 188,440,837.57 = 39,372,305.82 : x
  2. Step 2: Convert to fraction form
    125,627,181.22/188,440,837.57 = 39,372,305.82/x
  3. Step 3: Cross multiply
    125,627,181.22x = 188,440,837.57 × 39,372,305.82
  4. Step 4: Simplify right side
    125,627,181.22x = 7,419,350,285,782,985
  5. Step 5: Solve for x
    x = 7,419,350,285,782,985/125,627,181.22
  6. Step 6: Final answer
    x = 59,058,479.33

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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.