Home / 103,670,982.60-155,446,311.26-49,083,109.84

Finding the Fourth Proportional to 103,670,982.60, 155,446,311.26 and 49,083,109.84

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Solution

The fourth proportional to 103,670,982.60, 155,446,311.26 and 49,083,109.84 is: 73,596,180.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,670,982.60 : 155,446,311.26 = 49,083,109.84 : x
  2. Step 2: Convert to fraction form
    103,670,982.60/155,446,311.26 = 49,083,109.84/x
  3. Step 3: Cross multiply
    103,670,982.60x = 155,446,311.26 × 49,083,109.84
  4. Step 4: Simplify right side
    103,670,982.60x = 7,629,788,369,797,409
  5. Step 5: Solve for x
    x = 7,629,788,369,797,409/103,670,982.60
  6. Step 6: Final answer
    x = 73,596,180.71

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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.