Home / 186,399,687.65-279,554,691.08-57,008,418.77

Finding the Fourth Proportional to 186,399,687.65, 279,554,691.08 and 57,008,418.77

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Solution

The fourth proportional to 186,399,687.65, 279,554,691.08 and 57,008,418.77 is: 85,498,914.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,399,687.65 : 279,554,691.08 = 57,008,418.77 : x
  2. Step 2: Convert to fraction form
    186,399,687.65/279,554,691.08 = 57,008,418.77/x
  3. Step 3: Cross multiply
    186,399,687.65x = 279,554,691.08 × 57,008,418.77
  4. Step 4: Simplify right side
    186,399,687.65x = 15,936,970,899,048,030
  5. Step 5: Solve for x
    x = 15,936,970,899,048,030/186,399,687.65
  6. Step 6: Final answer
    x = 85,498,914.19

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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.