Home / 329,791,247.80-494,671,125.30-111,420,172.60

Finding the Fourth Proportional to 329,791,247.80, 494,671,125.30 and 111,420,172.60

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Solution

The fourth proportional to 329,791,247.80, 494,671,125.30 and 111,420,172.60 is: 167,124,938.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,791,247.80 : 494,671,125.30 = 111,420,172.60 : x
  2. Step 2: Convert to fraction form
    329,791,247.80/494,671,125.30 = 111,420,172.60/x
  3. Step 3: Cross multiply
    329,791,247.80x = 494,671,125.30 × 111,420,172.60
  4. Step 4: Simplify right side
    329,791,247.80x = 55,116,342,161,162,224
  5. Step 5: Solve for x
    x = 55,116,342,161,162,224/329,791,247.80
  6. Step 6: Final answer
    x = 167,124,938.97

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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.