Home / 323,458,437.56-485,015,030.24-167,855,571.84

Finding the Fourth Proportional to 323,458,437.56, 485,015,030.24 and 167,855,571.84

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Solution

The fourth proportional to 323,458,437.56, 485,015,030.24 and 167,855,571.84 is: 251,693,775.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,458,437.56 : 485,015,030.24 = 167,855,571.84 : x
  2. Step 2: Convert to fraction form
    323,458,437.56/485,015,030.24 = 167,855,571.84/x
  3. Step 3: Cross multiply
    323,458,437.56x = 485,015,030.24 × 167,855,571.84
  4. Step 4: Simplify right side
    323,458,437.56x = 81,412,475,251,930,096
  5. Step 5: Solve for x
    x = 81,412,475,251,930,096/323,458,437.56
  6. Step 6: Final answer
    x = 251,693,775.14

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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.