Home / 192,333,285.12-287,810,317.92-166,514,394.72

Finding the Fourth Proportional to 192,333,285.12, 287,810,317.92 and 166,514,394.72

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Solution

The fourth proportional to 192,333,285.12, 287,810,317.92 and 166,514,394.72 is: 249,174,555.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,333,285.12 : 287,810,317.92 = 166,514,394.72 : x
  2. Step 2: Convert to fraction form
    192,333,285.12/287,810,317.92 = 166,514,394.72/x
  3. Step 3: Cross multiply
    192,333,285.12x = 287,810,317.92 × 166,514,394.72
  4. Step 4: Simplify right side
    192,333,285.12x = 47,924,560,882,619,568
  5. Step 5: Solve for x
    x = 47,924,560,882,619,568/192,333,285.12
  6. Step 6: Final answer
    x = 249,174,555.79

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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.