Home / 12,568,208,687.92-18,854,250,134.34-4,285,158,633.10

Finding the Fourth Proportional to 12,568,208,687.92, 18,854,250,134.34 and 4,285,158,633.10

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Solution

The fourth proportional to 12,568,208,687.92, 18,854,250,134.34 and 4,285,158,633.10 is: 6,428,398,409.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,568,208,687.92 : 18,854,250,134.34 = 4,285,158,633.10 : x
  2. Step 2: Convert to fraction form
    12,568,208,687.92/18,854,250,134.34 = 4,285,158,633.10/x
  3. Step 3: Cross multiply
    12,568,208,687.92x = 18,854,250,134.34 × 4,285,158,633.10
  4. Step 4: Simplify right side
    12,568,208,687.92x = 80,793,452,733,793,878,016
  5. Step 5: Solve for x
    x = 80,793,452,733,793,878,016/12,568,208,687.92
  6. Step 6: Final answer
    x = 6,428,398,409.03

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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.