Home / 201,625,110.12-278,231,857.50-111,095,791.32

Finding the Fourth Proportional to 201,625,110.12, 278,231,857.50 and 111,095,791.32

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Solution

The fourth proportional to 201,625,110.12, 278,231,857.50 and 111,095,791.32 is: 153,306,244.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,625,110.12 : 278,231,857.50 = 111,095,791.32 : x
  2. Step 2: Convert to fraction form
    201,625,110.12/278,231,857.50 = 111,095,791.32/x
  3. Step 3: Cross multiply
    201,625,110.12x = 278,231,857.50 × 111,095,791.32
  4. Step 4: Simplify right side
    201,625,110.12x = 30,910,388,379,395,976
  5. Step 5: Solve for x
    x = 30,910,388,379,395,976/201,625,110.12
  6. Step 6: Final answer
    x = 153,306,244.25

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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.