Home / 77,407,863.68-116,084,129.52-25,582,874.60

Finding the Fourth Proportional to 77,407,863.68, 116,084,129.52 and 25,582,874.60

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Solution

The fourth proportional to 77,407,863.68, 116,084,129.52 and 25,582,874.60 is: 38,365,168.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,407,863.68 : 116,084,129.52 = 25,582,874.60 : x
  2. Step 2: Convert to fraction form
    77,407,863.68/116,084,129.52 = 25,582,874.60/x
  3. Step 3: Cross multiply
    77,407,863.68x = 116,084,129.52 × 25,582,874.60
  4. Step 4: Simplify right side
    77,407,863.68x = 2,969,765,728,560,318.50
  5. Step 5: Solve for x
    x = 2,969,765,728,560,318.50/77,407,863.68
  6. Step 6: Final answer
    x = 38,365,168.44

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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.