Home / 186,240,884.43-279,352,040.33-69,647,668.68

Finding the Fourth Proportional to 186,240,884.43, 279,352,040.33 and 69,647,668.68

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Solution

The fourth proportional to 186,240,884.43, 279,352,040.33 and 69,647,668.68 is: 104,468,030.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,240,884.43 : 279,352,040.33 = 69,647,668.68 : x
  2. Step 2: Convert to fraction form
    186,240,884.43/279,352,040.33 = 69,647,668.68/x
  3. Step 3: Cross multiply
    186,240,884.43x = 279,352,040.33 × 69,647,668.68
  4. Step 4: Simplify right side
    186,240,884.43x = 19,456,218,350,159,956
  5. Step 5: Solve for x
    x = 19,456,218,350,159,956/186,240,884.43
  6. Step 6: Final answer
    x = 104,468,030.26

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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.