Home / 289,275,091.68-434,027,604.48-92,568,810.27

Finding the Fourth Proportional to 289,275,091.68, 434,027,604.48 and 92,568,810.27

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Solution

The fourth proportional to 289,275,091.68, 434,027,604.48 and 92,568,810.27 is: 138,890,005.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,275,091.68 : 434,027,604.48 = 92,568,810.27 : x
  2. Step 2: Convert to fraction form
    289,275,091.68/434,027,604.48 = 92,568,810.27/x
  3. Step 3: Cross multiply
    289,275,091.68x = 434,027,604.48 × 92,568,810.27
  4. Step 4: Simplify right side
    289,275,091.68x = 40,177,418,971,051,720
  5. Step 5: Solve for x
    x = 40,177,418,971,051,720/289,275,091.68
  6. Step 6: Final answer
    x = 138,890,005.14

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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.