Home / 77,102,249.52-115,641,998.07-22,500,174.33

Finding the Fourth Proportional to 77,102,249.52, 115,641,998.07 and 22,500,174.33

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Solution

The fourth proportional to 77,102,249.52, 115,641,998.07 and 22,500,174.33 is: 33,746,941.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,102,249.52 : 115,641,998.07 = 22,500,174.33 : x
  2. Step 2: Convert to fraction form
    77,102,249.52/115,641,998.07 = 22,500,174.33/x
  3. Step 3: Cross multiply
    77,102,249.52x = 115,641,998.07 × 22,500,174.33
  4. Step 4: Simplify right side
    77,102,249.52x = 2,601,965,116,444,523
  5. Step 5: Solve for x
    x = 2,601,965,116,444,523/77,102,249.52
  6. Step 6: Final answer
    x = 33,746,941.66

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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.