Home / 410,641,134.36-616,039,388.10-165,016,889.88

Finding the Fourth Proportional to 410,641,134.36, 616,039,388.10 and 165,016,889.88

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Solution

The fourth proportional to 410,641,134.36, 616,039,388.10 and 165,016,889.88 is: 247,556,553.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,641,134.36 : 616,039,388.10 = 165,016,889.88 : x
  2. Step 2: Convert to fraction form
    410,641,134.36/616,039,388.10 = 165,016,889.88/x
  3. Step 3: Cross multiply
    410,641,134.36x = 616,039,388.10 × 165,016,889.88
  4. Step 4: Simplify right side
    410,641,134.36x = 101,656,903,867,840,288
  5. Step 5: Solve for x
    x = 101,656,903,867,840,288/410,641,134.36
  6. Step 6: Final answer
    x = 247,556,553.31

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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.