Home / 106,945,160.78-160,398,778.55-48,639,181.73

Finding the Fourth Proportional to 106,945,160.78, 160,398,778.55 and 48,639,181.73

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Solution

The fourth proportional to 106,945,160.78, 160,398,778.55 and 48,639,181.73 is: 72,950,148.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,945,160.78 : 160,398,778.55 = 48,639,181.73 : x
  2. Step 2: Convert to fraction form
    106,945,160.78/160,398,778.55 = 48,639,181.73/x
  3. Step 3: Cross multiply
    106,945,160.78x = 160,398,778.55 × 48,639,181.73
  4. Step 4: Simplify right side
    106,945,160.78x = 7,801,665,338,361,483
  5. Step 5: Solve for x
    x = 7,801,665,338,361,483/106,945,160.78
  6. Step 6: Final answer
    x = 72,950,148.30

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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.