Home / 186,025,786.60-256,713,548.19-102,392,129.11

Finding the Fourth Proportional to 186,025,786.60, 256,713,548.19 and 102,392,129.11

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Solution

The fourth proportional to 186,025,786.60, 256,713,548.19 and 102,392,129.11 is: 141,300,016.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,025,786.60 : 256,713,548.19 = 102,392,129.11 : x
  2. Step 2: Convert to fraction form
    186,025,786.60/256,713,548.19 = 102,392,129.11/x
  3. Step 3: Cross multiply
    186,025,786.60x = 256,713,548.19 × 102,392,129.11
  4. Step 4: Simplify right side
    186,025,786.60x = 26,285,446,770,302,300
  5. Step 5: Solve for x
    x = 26,285,446,770,302,300/186,025,786.60
  6. Step 6: Final answer
    x = 141,300,016.79

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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.