Home / 239,744,426.12-330,665,002.31-206,310,258.41

Finding the Fourth Proportional to 239,744,426.12, 330,665,002.31 and 206,310,258.41

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Solution

The fourth proportional to 239,744,426.12, 330,665,002.31 and 206,310,258.41 is: 284,551,274.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,744,426.12 : 330,665,002.31 = 206,310,258.41 : x
  2. Step 2: Convert to fraction form
    239,744,426.12/330,665,002.31 = 206,310,258.41/x
  3. Step 3: Cross multiply
    239,744,426.12x = 330,665,002.31 × 206,310,258.41
  4. Step 4: Simplify right side
    239,744,426.12x = 68,219,582,071,034,472
  5. Step 5: Solve for x
    x = 68,219,582,071,034,472/239,744,426.12
  6. Step 6: Final answer
    x = 284,551,274.77

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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.