Home / 186,995,409.66-258,079,299.75-107,608,840.38

Finding the Fourth Proportional to 186,995,409.66, 258,079,299.75 and 107,608,840.38

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Solution

The fourth proportional to 186,995,409.66, 258,079,299.75 and 107,608,840.38 is: 148,514,951.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,995,409.66 : 258,079,299.75 = 107,608,840.38 : x
  2. Step 2: Convert to fraction form
    186,995,409.66/258,079,299.75 = 107,608,840.38/x
  3. Step 3: Cross multiply
    186,995,409.66x = 258,079,299.75 × 107,608,840.38
  4. Step 4: Simplify right side
    186,995,409.66x = 27,771,614,172,179,924
  5. Step 5: Solve for x
    x = 27,771,614,172,179,924/186,995,409.66
  6. Step 6: Final answer
    x = 148,514,951.37

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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.