Home / 172,471,357.56-258,692,462.64-55,884,245.88

Finding the Fourth Proportional to 172,471,357.56, 258,692,462.64 and 55,884,245.88

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Solution

The fourth proportional to 172,471,357.56, 258,692,462.64 and 55,884,245.88 is: 83,821,646.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,471,357.56 : 258,692,462.64 = 55,884,245.88 : x
  2. Step 2: Convert to fraction form
    172,471,357.56/258,692,462.64 = 55,884,245.88/x
  3. Step 3: Cross multiply
    172,471,357.56x = 258,692,462.64 × 55,884,245.88
  4. Step 4: Simplify right side
    172,471,357.56x = 14,456,833,189,476,474
  5. Step 5: Solve for x
    x = 14,456,833,189,476,474/172,471,357.56
  6. Step 6: Final answer
    x = 83,821,646.64

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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.