Home / 152,131,414.20-228,197,121.30-144,699,631.80

Finding the Fourth Proportional to 152,131,414.20, 228,197,121.30 and 144,699,631.80

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Solution

The fourth proportional to 152,131,414.20, 228,197,121.30 and 144,699,631.80 is: 217,049,447.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,131,414.20 : 228,197,121.30 = 144,699,631.80 : x
  2. Step 2: Convert to fraction form
    152,131,414.20/228,197,121.30 = 144,699,631.80/x
  3. Step 3: Cross multiply
    152,131,414.20x = 228,197,121.30 × 144,699,631.80
  4. Step 4: Simplify right side
    152,131,414.20x = 33,020,039,429,929,940
  5. Step 5: Solve for x
    x = 33,020,039,429,929,940/152,131,414.20
  6. Step 6: Final answer
    x = 217,049,447.70

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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.