Home / 119,622,760.20-165,079,556.01-64,618,616.70

Finding the Fourth Proportional to 119,622,760.20, 165,079,556.01 and 64,618,616.70

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Solution

The fourth proportional to 119,622,760.20, 165,079,556.01 and 64,618,616.70 is: 89,173,770.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,622,760.20 : 165,079,556.01 = 64,618,616.70 : x
  2. Step 2: Convert to fraction form
    119,622,760.20/165,079,556.01 = 64,618,616.70/x
  3. Step 3: Cross multiply
    119,622,760.20x = 165,079,556.01 × 64,618,616.70
  4. Step 4: Simplify right side
    119,622,760.20x = 10,667,212,554,816,372
  5. Step 5: Solve for x
    x = 10,667,212,554,816,372/119,622,760.20
  6. Step 6: Final answer
    x = 89,173,770.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.