Home / 114,624,229.20-171,936,343.80-76,360,477.20

Finding the Fourth Proportional to 114,624,229.20, 171,936,343.80 and 76,360,477.20

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Solution

The fourth proportional to 114,624,229.20, 171,936,343.80 and 76,360,477.20 is: 114,540,715.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,624,229.20 : 171,936,343.80 = 76,360,477.20 : x
  2. Step 2: Convert to fraction form
    114,624,229.20/171,936,343.80 = 76,360,477.20/x
  3. Step 3: Cross multiply
    114,624,229.20x = 171,936,343.80 × 76,360,477.20
  4. Step 4: Simplify right side
    114,624,229.20x = 13,129,141,260,591,262
  5. Step 5: Solve for x
    x = 13,129,141,260,591,262/114,624,229.20
  6. Step 6: Final answer
    x = 114,540,715.80

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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.