Home / 186,019,950.20-256,690,845.99-107,708,789.14

Finding the Fourth Proportional to 186,019,950.20, 256,690,845.99 and 107,708,789.14

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Solution

The fourth proportional to 186,019,950.20, 256,690,845.99 and 107,708,789.14 is: 148,628,467.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,019,950.20 : 256,690,845.99 = 107,708,789.14 : x
  2. Step 2: Convert to fraction form
    186,019,950.20/256,690,845.99 = 107,708,789.14/x
  3. Step 3: Cross multiply
    186,019,950.20x = 256,690,845.99 × 107,708,789.14
  4. Step 4: Simplify right side
    186,019,950.20x = 27,647,860,204,263,400
  5. Step 5: Solve for x
    x = 27,647,860,204,263,400/186,019,950.20
  6. Step 6: Final answer
    x = 148,628,467.94

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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.