Home / 185,253,618.42-255,650,388.93-101,622,436.79

Finding the Fourth Proportional to 185,253,618.42, 255,650,388.93 and 101,622,436.79

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Solution

The fourth proportional to 185,253,618.42, 255,650,388.93 and 101,622,436.79 is: 140,239,179.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,253,618.42 : 255,650,388.93 = 101,622,436.79 : x
  2. Step 2: Convert to fraction form
    185,253,618.42/255,650,388.93 = 101,622,436.79/x
  3. Step 3: Cross multiply
    185,253,618.42x = 255,650,388.93 × 101,622,436.79
  4. Step 4: Simplify right side
    185,253,618.42x = 25,979,815,488,099,588
  5. Step 5: Solve for x
    x = 25,979,815,488,099,588/185,253,618.42
  6. Step 6: Final answer
    x = 140,239,179.72

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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.