Home / 231,336,007.40-347,004,011.10-101,876,979.80

Finding the Fourth Proportional to 231,336,007.40, 347,004,011.10 and 101,876,979.80

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Solution

The fourth proportional to 231,336,007.40, 347,004,011.10 and 101,876,979.80 is: 152,815,469.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,336,007.40 : 347,004,011.10 = 101,876,979.80 : x
  2. Step 2: Convert to fraction form
    231,336,007.40/347,004,011.10 = 101,876,979.80/x
  3. Step 3: Cross multiply
    231,336,007.40x = 347,004,011.10 × 101,876,979.80
  4. Step 4: Simplify right side
    231,336,007.40x = 35,351,720,629,353,676
  5. Step 5: Solve for x
    x = 35,351,720,629,353,676/231,336,007.40
  6. Step 6: Final answer
    x = 152,815,469.70

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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.