Home / 188,242,013.97-259,804,785.54-156,830,252.04

Finding the Fourth Proportional to 188,242,013.97, 259,804,785.54 and 156,830,252.04

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Solution

The fourth proportional to 188,242,013.97, 259,804,785.54 and 156,830,252.04 is: 216,451,413.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,242,013.97 : 259,804,785.54 = 156,830,252.04 : x
  2. Step 2: Convert to fraction form
    188,242,013.97/259,804,785.54 = 156,830,252.04/x
  3. Step 3: Cross multiply
    188,242,013.97x = 259,804,785.54 × 156,830,252.04
  4. Step 4: Simplify right side
    188,242,013.97x = 40,745,249,997,436,344
  5. Step 5: Solve for x
    x = 40,745,249,997,436,344/188,242,013.97
  6. Step 6: Final answer
    x = 216,451,413.47

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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.