Home / 100,930,048.44-151,392,900.18-28,144,891.68

Finding the Fourth Proportional to 100,930,048.44, 151,392,900.18 and 28,144,891.68

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Solution

The fourth proportional to 100,930,048.44, 151,392,900.18 and 28,144,891.68 is: 42,216,731.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,930,048.44 : 151,392,900.18 = 28,144,891.68 : x
  2. Step 2: Convert to fraction form
    100,930,048.44/151,392,900.18 = 28,144,891.68/x
  3. Step 3: Cross multiply
    100,930,048.44x = 151,392,900.18 × 28,144,891.68
  4. Step 4: Simplify right side
    100,930,048.44x = 4,260,936,776,687,152.50
  5. Step 5: Solve for x
    x = 4,260,936,776,687,152.50/100,930,048.44
  6. Step 6: Final answer
    x = 42,216,731.71

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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.