Home / 186,997,529.82-258,051,640.23-104,491,992.54

Finding the Fourth Proportional to 186,997,529.82, 258,051,640.23 and 104,491,992.54

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Solution

The fourth proportional to 186,997,529.82, 258,051,640.23 and 104,491,992.54 is: 144,196,183.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,997,529.82 : 258,051,640.23 = 104,491,992.54 : x
  2. Step 2: Convert to fraction form
    186,997,529.82/258,051,640.23 = 104,491,992.54/x
  3. Step 3: Cross multiply
    186,997,529.82x = 258,051,640.23 × 104,491,992.54
  4. Step 4: Simplify right side
    186,997,529.82x = 26,964,330,065,847,924
  5. Step 5: Solve for x
    x = 26,964,330,065,847,924/186,997,529.82
  6. Step 6: Final answer
    x = 144,196,183.19

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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.