Home / 168,036,028.29-251,910,272.43-64,479,545.73

Finding the Fourth Proportional to 168,036,028.29, 251,910,272.43 and 64,479,545.73

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Solution

The fourth proportional to 168,036,028.29, 251,910,272.43 and 64,479,545.73 is: 96,664,150.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,036,028.29 : 251,910,272.43 = 64,479,545.73 : x
  2. Step 2: Convert to fraction form
    168,036,028.29/251,910,272.43 = 64,479,545.73/x
  3. Step 3: Cross multiply
    168,036,028.29x = 251,910,272.43 × 64,479,545.73
  4. Step 4: Simplify right side
    168,036,028.29x = 16,243,059,931,006,942
  5. Step 5: Solve for x
    x = 16,243,059,931,006,942/168,036,028.29
  6. Step 6: Final answer
    x = 96,664,150.52

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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.