Home / 113,344,413.80-170,016,620.70-67,994,781.80

Finding the Fourth Proportional to 113,344,413.80, 170,016,620.70 and 67,994,781.80

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Solution

The fourth proportional to 113,344,413.80, 170,016,620.70 and 67,994,781.80 is: 101,992,172.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,344,413.80 : 170,016,620.70 = 67,994,781.80 : x
  2. Step 2: Convert to fraction form
    113,344,413.80/170,016,620.70 = 67,994,781.80/x
  3. Step 3: Cross multiply
    113,344,413.80x = 170,016,620.70 × 67,994,781.80
  4. Step 4: Simplify right side
    113,344,413.80x = 11,560,243,026,869,862
  5. Step 5: Solve for x
    x = 11,560,243,026,869,862/113,344,413.80
  6. Step 6: Final answer
    x = 101,992,172.70

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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.