Home / 186,789,862.20-279,428,966.10-164,115,046.20

Finding the Fourth Proportional to 186,789,862.20, 279,428,966.10 and 164,115,046.20

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Solution

The fourth proportional to 186,789,862.20, 279,428,966.10 and 164,115,046.20 is: 245,508,493.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,789,862.20 : 279,428,966.10 = 164,115,046.20 : x
  2. Step 2: Convert to fraction form
    186,789,862.20/279,428,966.10 = 164,115,046.20/x
  3. Step 3: Cross multiply
    186,789,862.20x = 279,428,966.10 × 164,115,046.20
  4. Step 4: Simplify right side
    186,789,862.20x = 45,858,497,681,119,736
  5. Step 5: Solve for x
    x = 45,858,497,681,119,736/186,789,862.20
  6. Step 6: Final answer
    x = 245,508,493.56

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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.