Home / 285,836,150.28-394,454,081.94-160,371,026.28

Finding the Fourth Proportional to 285,836,150.28, 394,454,081.94 and 160,371,026.28

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Solution

The fourth proportional to 285,836,150.28, 394,454,081.94 and 160,371,026.28 is: 221,312,125.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,836,150.28 : 394,454,081.94 = 160,371,026.28 : x
  2. Step 2: Convert to fraction form
    285,836,150.28/394,454,081.94 = 160,371,026.28/x
  3. Step 3: Cross multiply
    285,836,150.28x = 394,454,081.94 × 160,371,026.28
  4. Step 4: Simplify right side
    285,836,150.28x = 63,259,005,941,053,016
  5. Step 5: Solve for x
    x = 63,259,005,941,053,016/285,836,150.28
  6. Step 6: Final answer
    x = 221,312,125.42

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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.