Home / 168,496,665.90-252,744,998.85-141,286,886.70

Finding the Fourth Proportional to 168,496,665.90, 252,744,998.85 and 141,286,886.70

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Solution

The fourth proportional to 168,496,665.90, 252,744,998.85 and 141,286,886.70 is: 211,930,330.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,496,665.90 : 252,744,998.85 = 141,286,886.70 : x
  2. Step 2: Convert to fraction form
    168,496,665.90/252,744,998.85 = 141,286,886.70/x
  3. Step 3: Cross multiply
    168,496,665.90x = 252,744,998.85 × 141,286,886.70
  4. Step 4: Simplify right side
    168,496,665.90x = 35,709,554,016,511,576
  5. Step 5: Solve for x
    x = 35,709,554,016,511,576/168,496,665.90
  6. Step 6: Final answer
    x = 211,930,330.05

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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.