Home / 138,094,104.56-207,168,444.36-50,656,433.33

Finding the Fourth Proportional to 138,094,104.56, 207,168,444.36 and 50,656,433.33

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Solution

The fourth proportional to 138,094,104.56, 207,168,444.36 and 50,656,433.33 is: 75,994,659.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,094,104.56 : 207,168,444.36 = 50,656,433.33 : x
  2. Step 2: Convert to fraction form
    138,094,104.56/207,168,444.36 = 50,656,433.33/x
  3. Step 3: Cross multiply
    138,094,104.56x = 207,168,444.36 × 50,656,433.33
  4. Step 4: Simplify right side
    138,094,104.56x = 10,494,414,490,320,078
  5. Step 5: Solve for x
    x = 10,494,414,490,320,078/138,094,104.56
  6. Step 6: Final answer
    x = 75,994,659.76

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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.