Home / 843,993,017.13-1,265,874,600.42-222,156,175.81

Finding the Fourth Proportional to 843,993,017.13, 1,265,874,600.42 and 222,156,175.81

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Solution

The fourth proportional to 843,993,017.13, 1,265,874,600.42 and 222,156,175.81 is: 333,204,013.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,993,017.13 : 1,265,874,600.42 = 222,156,175.81 : x
  2. Step 2: Convert to fraction form
    843,993,017.13/1,265,874,600.42 = 222,156,175.81/x
  3. Step 3: Cross multiply
    843,993,017.13x = 1,265,874,600.42 × 222,156,175.81
  4. Step 4: Simplify right side
    843,993,017.13x = 281,221,860,284,319,040
  5. Step 5: Solve for x
    x = 281,221,860,284,319,040/843,993,017.13
  6. Step 6: Final answer
    x = 333,204,013.04

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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.