Home / 188,895,778.38-260,537,415.30-125,200,922.94

Finding the Fourth Proportional to 188,895,778.38, 260,537,415.30 and 125,200,922.94

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Solution

The fourth proportional to 188,895,778.38, 260,537,415.30 and 125,200,922.94 is: 172,685,303.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,895,778.38 : 260,537,415.30 = 125,200,922.94 : x
  2. Step 2: Convert to fraction form
    188,895,778.38/260,537,415.30 = 125,200,922.94/x
  3. Step 3: Cross multiply
    188,895,778.38x = 260,537,415.30 × 125,200,922.94
  4. Step 4: Simplify right side
    188,895,778.38x = 32,619,524,855,962,076
  5. Step 5: Solve for x
    x = 32,619,524,855,962,076/188,895,778.38
  6. Step 6: Final answer
    x = 172,685,303.69

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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.