Home / 186,835,110.30-280,252,665.45-125,613,107.10

Finding the Fourth Proportional to 186,835,110.30, 280,252,665.45 and 125,613,107.10

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Solution

The fourth proportional to 186,835,110.30, 280,252,665.45 and 125,613,107.10 is: 188,419,660.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,835,110.30 : 280,252,665.45 = 125,613,107.10 : x
  2. Step 2: Convert to fraction form
    186,835,110.30/280,252,665.45 = 125,613,107.10/x
  3. Step 3: Cross multiply
    186,835,110.30x = 280,252,665.45 × 125,613,107.10
  4. Step 4: Simplify right side
    186,835,110.30x = 35,203,408,080,231,316
  5. Step 5: Solve for x
    x = 35,203,408,080,231,316/186,835,110.30
  6. Step 6: Final answer
    x = 188,419,660.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.