Home / 7,925,965,073.71-11,888,950,978.19-2,329,902,553.78

Finding the Fourth Proportional to 7,925,965,073.71, 11,888,950,978.19 and 2,329,902,553.78

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Solution

The fourth proportional to 7,925,965,073.71, 11,888,950,978.19 and 2,329,902,553.78 is: 3,494,854,820.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,925,965,073.71 : 11,888,950,978.19 = 2,329,902,553.78 : x
  2. Step 2: Convert to fraction form
    7,925,965,073.71/11,888,950,978.19 = 2,329,902,553.78/x
  3. Step 3: Cross multiply
    7,925,965,073.71x = 11,888,950,978.19 × 2,329,902,553.78
  4. Step 4: Simplify right side
    7,925,965,073.71x = 27,700,097,245,906,984,960
  5. Step 5: Solve for x
    x = 27,700,097,245,906,984,960/7,925,965,073.71
  6. Step 6: Final answer
    x = 3,494,854,820.62

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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.