Home / 112,740,383.71-168,890,406.63-53,568,553.69

Finding the Fourth Proportional to 112,740,383.71, 168,890,406.63 and 53,568,553.69

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Solution

The fourth proportional to 112,740,383.71, 168,890,406.63 and 53,568,553.69 is: 80,248,217.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,740,383.71 : 168,890,406.63 = 53,568,553.69 : x
  2. Step 2: Convert to fraction form
    112,740,383.71/168,890,406.63 = 53,568,553.69/x
  3. Step 3: Cross multiply
    112,740,383.71x = 168,890,406.63 × 53,568,553.69
  4. Step 4: Simplify right side
    112,740,383.71x = 9,047,214,815,285,086
  5. Step 5: Solve for x
    x = 9,047,214,815,285,086/112,740,383.71
  6. Step 6: Final answer
    x = 80,248,217.34

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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.