Home / 189,397,226-283,275,121.08-111,488,500.28

Finding the Fourth Proportional to 189,397,226, 283,275,121.08 and 111,488,500.28

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Solution

The fourth proportional to 189,397,226, 283,275,121.08 and 111,488,500.28 is: 166,749,635.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,397,226 : 283,275,121.08 = 111,488,500.28 : x
  2. Step 2: Convert to fraction form
    189,397,226/283,275,121.08 = 111,488,500.28/x
  3. Step 3: Cross multiply
    189,397,226x = 283,275,121.08 × 111,488,500.28
  4. Step 4: Simplify right side
    189,397,226x = 31,581,918,415,844,612
  5. Step 5: Solve for x
    x = 31,581,918,415,844,612/189,397,226
  6. Step 6: Final answer
    x = 166,749,635.58

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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.