Home / 188,230,474.64-259,715,494.86-113,889,186.20

Finding the Fourth Proportional to 188,230,474.64, 259,715,494.86 and 113,889,186.20

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Solution

The fourth proportional to 188,230,474.64, 259,715,494.86 and 113,889,186.20 is: 157,141,325.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,230,474.64 : 259,715,494.86 = 113,889,186.20 : x
  2. Step 2: Convert to fraction form
    188,230,474.64/259,715,494.86 = 113,889,186.20/x
  3. Step 3: Cross multiply
    188,230,474.64x = 259,715,494.86 × 113,889,186.20
  4. Step 4: Simplify right side
    188,230,474.64x = 29,578,786,353,135,684
  5. Step 5: Solve for x
    x = 29,578,786,353,135,684/188,230,474.64
  6. Step 6: Final answer
    x = 157,141,325.87

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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.