Home / 205,662,995.97-283,815,473.42-111,577,138.05

Finding the Fourth Proportional to 205,662,995.97, 283,815,473.42 and 111,577,138.05

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Solution

The fourth proportional to 205,662,995.97, 283,815,473.42 and 111,577,138.05 is: 153,976,742.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,662,995.97 : 283,815,473.42 = 111,577,138.05 : x
  2. Step 2: Convert to fraction form
    205,662,995.97/283,815,473.42 = 111,577,138.05/x
  3. Step 3: Cross multiply
    205,662,995.97x = 283,815,473.42 × 111,577,138.05
  4. Step 4: Simplify right side
    205,662,995.97x = 31,667,318,257,630,592
  5. Step 5: Solve for x
    x = 31,667,318,257,630,592/205,662,995.97
  6. Step 6: Final answer
    x = 153,976,742.92

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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.