Home / 1,553,632,757.49-2,331,922,476.78-961,632,247.12

Finding the Fourth Proportional to 1,553,632,757.49, 2,331,922,476.78 and 961,632,247.12

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Solution

The fourth proportional to 1,553,632,757.49, 2,331,922,476.78 and 961,632,247.12 is: 1,443,360,305.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553,632,757.49 : 2,331,922,476.78 = 961,632,247.12 : x
  2. Step 2: Convert to fraction form
    1,553,632,757.49/2,331,922,476.78 = 961,632,247.12/x
  3. Step 3: Cross multiply
    1,553,632,757.49x = 2,331,922,476.78 × 961,632,247.12
  4. Step 4: Simplify right side
    1,553,632,757.49x = 2,242,451,851,449,757,696
  5. Step 5: Solve for x
    x = 2,242,451,851,449,757,696/1,553,632,757.49
  6. Step 6: Final answer
    x = 1,443,360,305.47

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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.