Home / 362,018,530.80-543,311,231.40-167,953,992.30

Finding the Fourth Proportional to 362,018,530.80, 543,311,231.40 and 167,953,992.30

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Solution

The fourth proportional to 362,018,530.80, 543,311,231.40 and 167,953,992.30 is: 252,062,484.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,018,530.80 : 543,311,231.40 = 167,953,992.30 : x
  2. Step 2: Convert to fraction form
    362,018,530.80/543,311,231.40 = 167,953,992.30/x
  3. Step 3: Cross multiply
    362,018,530.80x = 543,311,231.40 × 167,953,992.30
  4. Step 4: Simplify right side
    362,018,530.80x = 91,251,290,375,059,120
  5. Step 5: Solve for x
    x = 91,251,290,375,059,120/362,018,530.80
  6. Step 6: Final answer
    x = 252,062,484.68

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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.