Home / 200,752,173.40-301,142,653.26-84,050,091.76

Finding the Fourth Proportional to 200,752,173.40, 301,142,653.26 and 84,050,091.76

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Solution

The fourth proportional to 200,752,173.40, 301,142,653.26 and 84,050,091.76 is: 126,081,163.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,752,173.40 : 301,142,653.26 = 84,050,091.76 : x
  2. Step 2: Convert to fraction form
    200,752,173.40/301,142,653.26 = 84,050,091.76/x
  3. Step 3: Cross multiply
    200,752,173.40x = 301,142,653.26 × 84,050,091.76
  4. Step 4: Simplify right side
    200,752,173.40x = 25,311,067,639,352,864
  5. Step 5: Solve for x
    x = 25,311,067,639,352,864/200,752,173.40
  6. Step 6: Final answer
    x = 126,081,163.71

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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.