Home / 224,047,049.72-309,177,289.86-123,579,467.60

Finding the Fourth Proportional to 224,047,049.72, 309,177,289.86 and 123,579,467.60

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Solution

The fourth proportional to 224,047,049.72, 309,177,289.86 and 123,579,467.60 is: 170,535,451.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,047,049.72 : 309,177,289.86 = 123,579,467.60 : x
  2. Step 2: Convert to fraction form
    224,047,049.72/309,177,289.86 = 123,579,467.60/x
  3. Step 3: Cross multiply
    224,047,049.72x = 309,177,289.86 × 123,579,467.60
  4. Step 4: Simplify right side
    224,047,049.72x = 38,207,964,874,909,680
  5. Step 5: Solve for x
    x = 38,207,964,874,909,680/224,047,049.72
  6. Step 6: Final answer
    x = 170,535,451.92

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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.