Home / 358,116,117.67-494,195,180.33-201,482,850.97

Finding the Fourth Proportional to 358,116,117.67, 494,195,180.33 and 201,482,850.97

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Solution

The fourth proportional to 358,116,117.67, 494,195,180.33 and 201,482,850.97 is: 278,043,486.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,116,117.67 : 494,195,180.33 = 201,482,850.97 : x
  2. Step 2: Convert to fraction form
    358,116,117.67/494,195,180.33 = 201,482,850.97/x
  3. Step 3: Cross multiply
    358,116,117.67x = 494,195,180.33 × 201,482,850.97
  4. Step 4: Simplify right side
    358,116,117.67x = 99,571,853,869,643,104
  5. Step 5: Solve for x
    x = 99,571,853,869,643,104/358,116,117.67
  6. Step 6: Final answer
    x = 278,043,486.33

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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.