Home / 186,463,766.60-257,321,076.26-103,962,687.56

Finding the Fourth Proportional to 186,463,766.60, 257,321,076.26 and 103,962,687.56

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Solution

The fourth proportional to 186,463,766.60, 257,321,076.26 and 103,962,687.56 is: 143,469,110.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,463,766.60 : 257,321,076.26 = 103,962,687.56 : x
  2. Step 2: Convert to fraction form
    186,463,766.60/257,321,076.26 = 103,962,687.56/x
  3. Step 3: Cross multiply
    186,463,766.60x = 257,321,076.26 × 103,962,687.56
  4. Step 4: Simplify right side
    186,463,766.60x = 26,751,790,653,821,312
  5. Step 5: Solve for x
    x = 26,751,790,653,821,312/186,463,766.60
  6. Step 6: Final answer
    x = 143,469,110.07

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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.