Home / 102,839,346.63-154,177,854.84-50,988,198.47

Finding the Fourth Proportional to 102,839,346.63, 154,177,854.84 and 50,988,198.47

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Solution

The fourth proportional to 102,839,346.63, 154,177,854.84 and 50,988,198.47 is: 76,442,055.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,839,346.63 : 154,177,854.84 = 50,988,198.47 : x
  2. Step 2: Convert to fraction form
    102,839,346.63/154,177,854.84 = 50,988,198.47/x
  3. Step 3: Cross multiply
    102,839,346.63x = 154,177,854.84 × 50,988,198.47
  4. Step 4: Simplify right side
    102,839,346.63x = 7,861,251,061,489,882
  5. Step 5: Solve for x
    x = 7,861,251,061,489,882/102,839,346.63
  6. Step 6: Final answer
    x = 76,442,055.68

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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.