Home / 134,679,907.32-185,858,191.35-72,800,246.76

Finding the Fourth Proportional to 134,679,907.32, 185,858,191.35 and 72,800,246.76

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Solution

The fourth proportional to 134,679,907.32, 185,858,191.35 and 72,800,246.76 is: 100,464,296.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,679,907.32 : 185,858,191.35 = 72,800,246.76 : x
  2. Step 2: Convert to fraction form
    134,679,907.32/185,858,191.35 = 72,800,246.76/x
  3. Step 3: Cross multiply
    134,679,907.32x = 185,858,191.35 × 72,800,246.76
  4. Step 4: Simplify right side
    134,679,907.32x = 13,530,522,192,647,298
  5. Step 5: Solve for x
    x = 13,530,522,192,647,298/134,679,907.32
  6. Step 6: Final answer
    x = 100,464,296.88

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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.