Home / 380,163,928.26-524,626,434.45-206,323,672.26

Finding the Fourth Proportional to 380,163,928.26, 524,626,434.45 and 206,323,672.26

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Solution

The fourth proportional to 380,163,928.26, 524,626,434.45 and 206,323,672.26 is: 284,726,783.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,163,928.26 : 524,626,434.45 = 206,323,672.26 : x
  2. Step 2: Convert to fraction form
    380,163,928.26/524,626,434.45 = 206,323,672.26/x
  3. Step 3: Cross multiply
    380,163,928.26x = 524,626,434.45 × 206,323,672.26
  4. Step 4: Simplify right side
    380,163,928.26x = 108,242,852,520,394,160
  5. Step 5: Solve for x
    x = 108,242,852,520,394,160/380,163,928.26
  6. Step 6: Final answer
    x = 284,726,783.56

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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.