Home / 199,477,760,655.55-275,279,458,118.42-108,027,021,366.86

Finding the Fourth Proportional to 199,477,760,655.55, 275,279,458,118.42 and 108,027,021,366.86

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Solution

The fourth proportional to 199,477,760,655.55, 275,279,458,118.42 and 108,027,021,366.86 is: 149,077,369,859.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,477,760,655.55 : 275,279,458,118.42 = 108,027,021,366.86 : x
  2. Step 2: Convert to fraction form
    199,477,760,655.55/275,279,458,118.42 = 108,027,021,366.86/x
  3. Step 3: Cross multiply
    199,477,760,655.55x = 275,279,458,118.42 × 108,027,021,366.86
  4. Step 4: Simplify right side
    199,477,760,655.55x = 29,737,619,904,016,196,567,040
  5. Step 5: Solve for x
    x = 29,737,619,904,016,196,567,040/199,477,760,655.55
  6. Step 6: Final answer
    x = 149,077,369,859.62

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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.