Home / 169,986,163.80-254,979,245.70-54,982,331.40

Finding the Fourth Proportional to 169,986,163.80, 254,979,245.70 and 54,982,331.40

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Solution

The fourth proportional to 169,986,163.80, 254,979,245.70 and 54,982,331.40 is: 82,473,497.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,986,163.80 : 254,979,245.70 = 54,982,331.40 : x
  2. Step 2: Convert to fraction form
    169,986,163.80/254,979,245.70 = 54,982,331.40/x
  3. Step 3: Cross multiply
    169,986,163.80x = 254,979,245.70 × 54,982,331.40
  4. Step 4: Simplify right side
    169,986,163.80x = 14,019,353,387,199,424
  5. Step 5: Solve for x
    x = 14,019,353,387,199,424/169,986,163.80
  6. Step 6: Final answer
    x = 82,473,497.10

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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.