Home / 115,662,942.80-173,494,414.20-63,706,821.20

Finding the Fourth Proportional to 115,662,942.80, 173,494,414.20 and 63,706,821.20

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Solution

The fourth proportional to 115,662,942.80, 173,494,414.20 and 63,706,821.20 is: 95,560,231.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,662,942.80 : 173,494,414.20 = 63,706,821.20 : x
  2. Step 2: Convert to fraction form
    115,662,942.80/173,494,414.20 = 63,706,821.20/x
  3. Step 3: Cross multiply
    115,662,942.80x = 173,494,414.20 × 63,706,821.20
  4. Step 4: Simplify right side
    115,662,942.80x = 11,052,777,624,638,140
  5. Step 5: Solve for x
    x = 11,052,777,624,638,140/115,662,942.80
  6. Step 6: Final answer
    x = 95,560,231.80

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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.