Home / 137,863,556.80-206,582,758.80-119,581,986.40

Finding the Fourth Proportional to 137,863,556.80, 206,582,758.80 and 119,581,986.40

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Solution

The fourth proportional to 137,863,556.80, 206,582,758.80 and 119,581,986.40 is: 179,188,592.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,863,556.80 : 206,582,758.80 = 119,581,986.40 : x
  2. Step 2: Convert to fraction form
    137,863,556.80/206,582,758.80 = 119,581,986.40/x
  3. Step 3: Cross multiply
    137,863,556.80x = 206,582,758.80 × 119,581,986.40
  4. Step 4: Simplify right side
    137,863,556.80x = 24,703,576,653,296,084
  5. Step 5: Solve for x
    x = 24,703,576,653,296,084/137,863,556.80
  6. Step 6: Final answer
    x = 179,188,592.16

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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.