Home / 1,152,117,329.26-1,727,476,180.73-451,770,439.46

Finding the Fourth Proportional to 1,152,117,329.26, 1,727,476,180.73 and 451,770,439.46

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Solution

The fourth proportional to 1,152,117,329.26, 1,727,476,180.73 and 451,770,439.46 is: 677,381,247.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,117,329.26 : 1,727,476,180.73 = 451,770,439.46 : x
  2. Step 2: Convert to fraction form
    1,152,117,329.26/1,727,476,180.73 = 451,770,439.46/x
  3. Step 3: Cross multiply
    1,152,117,329.26x = 1,727,476,180.73 × 451,770,439.46
  4. Step 4: Simplify right side
    1,152,117,329.26x = 780,422,673,320,686,592
  5. Step 5: Solve for x
    x = 780,422,673,320,686,592/1,152,117,329.26
  6. Step 6: Final answer
    x = 677,381,247.12

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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.