Home / 5,121,016,656.52-7,067,158,247.91-2,863,051,319.55

Finding the Fourth Proportional to 5,121,016,656.52, 7,067,158,247.91 and 2,863,051,319.55

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Solution

The fourth proportional to 5,121,016,656.52, 7,067,158,247.91 and 2,863,051,319.55 is: 3,951,097,624.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,121,016,656.52 : 7,067,158,247.91 = 2,863,051,319.55 : x
  2. Step 2: Convert to fraction form
    5,121,016,656.52/7,067,158,247.91 = 2,863,051,319.55/x
  3. Step 3: Cross multiply
    5,121,016,656.52x = 7,067,158,247.91 × 2,863,051,319.55
  4. Step 4: Simplify right side
    5,121,016,656.52x = 20,233,636,747,147,390,976
  5. Step 5: Solve for x
    x = 20,233,636,747,147,390,976/5,121,016,656.52
  6. Step 6: Final answer
    x = 3,951,097,624.61

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1.5x scale

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.