Home / 3,895,894,471.82-5,376,190,336.45-2,111,709,617.87

Finding the Fourth Proportional to 3,895,894,471.82, 5,376,190,336.45 and 2,111,709,617.87

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Solution

The fourth proportional to 3,895,894,471.82, 5,376,190,336.45 and 2,111,709,617.87 is: 2,914,081,200.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,895,894,471.82 : 5,376,190,336.45 = 2,111,709,617.87 : x
  2. Step 2: Convert to fraction form
    3,895,894,471.82/5,376,190,336.45 = 2,111,709,617.87/x
  3. Step 3: Cross multiply
    3,895,894,471.82x = 5,376,190,336.45 × 2,111,709,617.87
  4. Step 4: Simplify right side
    3,895,894,471.82x = 11,352,952,840,949,057,536
  5. Step 5: Solve for x
    x = 11,352,952,840,949,057,536/3,895,894,471.82
  6. Step 6: Final answer
    x = 2,914,081,200.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.