Home / 572,517,104.73-857,981,142.27-260,863,079.60

Finding the Fourth Proportional to 572,517,104.73, 857,981,142.27 and 260,863,079.60

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Solution

The fourth proportional to 572,517,104.73, 857,981,142.27 and 260,863,079.60 is: 390,932,604.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,517,104.73 : 857,981,142.27 = 260,863,079.60 : x
  2. Step 2: Convert to fraction form
    572,517,104.73/857,981,142.27 = 260,863,079.60/x
  3. Step 3: Cross multiply
    572,517,104.73x = 857,981,142.27 × 260,863,079.60
  4. Step 4: Simplify right side
    572,517,104.73x = 223,815,603,006,988,032
  5. Step 5: Solve for x
    x = 223,815,603,006,988,032/572,517,104.73
  6. Step 6: Final answer
    x = 390,932,604.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.