Home / 125,561,119.85-188,240,042.60-39,255,101.45

Finding the Fourth Proportional to 125,561,119.85, 188,240,042.60 and 39,255,101.45

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Solution

The fourth proportional to 125,561,119.85, 188,240,042.60 and 39,255,101.45 is: 58,850,876.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,561,119.85 : 188,240,042.60 = 39,255,101.45 : x
  2. Step 2: Convert to fraction form
    125,561,119.85/188,240,042.60 = 39,255,101.45/x
  3. Step 3: Cross multiply
    125,561,119.85x = 188,240,042.60 × 39,255,101.45
  4. Step 4: Simplify right side
    125,561,119.85x = 7,389,381,969,019,047
  5. Step 5: Solve for x
    x = 7,389,381,969,019,047/125,561,119.85
  6. Step 6: Final answer
    x = 58,850,876.59

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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.