Home / 172,471,347.56-258,692,447.64-55,884,235.88

Finding the Fourth Proportional to 172,471,347.56, 258,692,447.64 and 55,884,235.88

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Solution

The fourth proportional to 172,471,347.56, 258,692,447.64 and 55,884,235.88 is: 83,821,631.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,471,347.56 : 258,692,447.64 = 55,884,235.88 : x
  2. Step 2: Convert to fraction form
    172,471,347.56/258,692,447.64 = 55,884,235.88/x
  3. Step 3: Cross multiply
    172,471,347.56x = 258,692,447.64 × 55,884,235.88
  4. Step 4: Simplify right side
    172,471,347.56x = 14,456,829,764,288,310
  5. Step 5: Solve for x
    x = 14,456,829,764,288,310/172,471,347.56
  6. Step 6: Final answer
    x = 83,821,631.64

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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.