Home / 308,103,432.96-425,228,371.63-195,083,429.62

Finding the Fourth Proportional to 308,103,432.96, 425,228,371.63 and 195,083,429.62

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Solution

The fourth proportional to 308,103,432.96, 425,228,371.63 and 195,083,429.62 is: 269,244,027.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,103,432.96 : 425,228,371.63 = 195,083,429.62 : x
  2. Step 2: Convert to fraction form
    308,103,432.96/425,228,371.63 = 195,083,429.62/x
  3. Step 3: Cross multiply
    308,103,432.96x = 425,228,371.63 × 195,083,429.62
  4. Step 4: Simplify right side
    308,103,432.96x = 82,955,009,109,308,304
  5. Step 5: Solve for x
    x = 82,955,009,109,308,304/308,103,432.96
  6. Step 6: Final answer
    x = 269,244,027.28

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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.