Home / 205,663,000.62-283,815,479.89-111,577,142.73

Finding the Fourth Proportional to 205,663,000.62, 283,815,479.89 and 111,577,142.73

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Solution

The fourth proportional to 205,663,000.62, 283,815,479.89 and 111,577,142.73 is: 153,976,749.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,663,000.62 : 283,815,479.89 = 111,577,142.73 : x
  2. Step 2: Convert to fraction form
    205,663,000.62/283,815,479.89 = 111,577,142.73/x
  3. Step 3: Cross multiply
    205,663,000.62x = 283,815,479.89 × 111,577,142.73
  4. Step 4: Simplify right side
    205,663,000.62x = 31,667,320,308,669,976
  5. Step 5: Solve for x
    x = 31,667,320,308,669,976/205,663,000.62
  6. Step 6: Final answer
    x = 153,976,749.41

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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.