Home / 224,004,395.54-309,194,388.60-129,942,312.86

Finding the Fourth Proportional to 224,004,395.54, 309,194,388.60 and 129,942,312.86

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Solution

The fourth proportional to 224,004,395.54, 309,194,388.60 and 129,942,312.86 is: 179,360,024.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,004,395.54 : 309,194,388.60 = 129,942,312.86 : x
  2. Step 2: Convert to fraction form
    224,004,395.54/309,194,388.60 = 129,942,312.86/x
  3. Step 3: Cross multiply
    224,004,395.54x = 309,194,388.60 × 129,942,312.86
  4. Step 4: Simplify right side
    224,004,395.54x = 40,177,433,978,017,624
  5. Step 5: Solve for x
    x = 40,177,433,978,017,624/224,004,395.54
  6. Step 6: Final answer
    x = 179,360,024.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.