Home / 100,930,048.83-151,392,900.54-28,144,891.71

Finding the Fourth Proportional to 100,930,048.83, 151,392,900.54 and 28,144,891.71

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Solution

The fourth proportional to 100,930,048.83, 151,392,900.54 and 28,144,891.71 is: 42,216,731.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,930,048.83 : 151,392,900.54 = 28,144,891.71 : x
  2. Step 2: Convert to fraction form
    100,930,048.83/151,392,900.54 = 28,144,891.71/x
  3. Step 3: Cross multiply
    100,930,048.83x = 151,392,900.54 × 28,144,891.71
  4. Step 4: Simplify right side
    100,930,048.83x = 4,260,936,791,361,100.50
  5. Step 5: Solve for x
    x = 4,260,936,791,361,100.50/100,930,048.83
  6. Step 6: Final answer
    x = 42,216,731.69

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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.