Home / 75,399,765.36-104,052,093.36-42,361,407.60

Finding the Fourth Proportional to 75,399,765.36, 104,052,093.36 and 42,361,407.60

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Solution

The fourth proportional to 75,399,765.36, 104,052,093.36 and 42,361,407.60 is: 58,458,976.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,399,765.36 : 104,052,093.36 = 42,361,407.60 : x
  2. Step 2: Convert to fraction form
    75,399,765.36/104,052,093.36 = 42,361,407.60/x
  3. Step 3: Cross multiply
    75,399,765.36x = 104,052,093.36 × 42,361,407.60
  4. Step 4: Simplify right side
    75,399,765.36x = 4,407,793,138,456,213.50
  5. Step 5: Solve for x
    x = 4,407,793,138,456,213.50/75,399,765.36
  6. Step 6: Final answer
    x = 58,458,976.86

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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.