Home / 39,268,207,519.43-58,910,593,885.54-12,736,663,558.79

Finding the Fourth Proportional to 39,268,207,519.43, 58,910,593,885.54 and 12,736,663,558.79

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Solution

The fourth proportional to 39,268,207,519.43, 58,910,593,885.54 and 12,736,663,558.79 is: 19,107,681,805.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,268,207,519.43 : 58,910,593,885.54 = 12,736,663,558.79 : x
  2. Step 2: Convert to fraction form
    39,268,207,519.43/58,910,593,885.54 = 12,736,663,558.79/x
  3. Step 3: Cross multiply
    39,268,207,519.43x = 58,910,593,885.54 × 12,736,663,558.79
  4. Step 4: Simplify right side
    39,268,207,519.43x = 750,324,414,368,288,866,304
  5. Step 5: Solve for x
    x = 750,324,414,368,288,866,304/39,268,207,519.43
  6. Step 6: Final answer
    x = 19,107,681,805.88

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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.