Home / 454,026,786.59-681,040,188.86-108,980,413.62

Finding the Fourth Proportional to 454,026,786.59, 681,040,188.86 and 108,980,413.62

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Solution

The fourth proportional to 454,026,786.59, 681,040,188.86 and 108,980,413.62 is: 163,470,622.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,026,786.59 : 681,040,188.86 = 108,980,413.62 : x
  2. Step 2: Convert to fraction form
    454,026,786.59/681,040,188.86 = 108,980,413.62/x
  3. Step 3: Cross multiply
    454,026,786.59x = 681,040,188.86 × 108,980,413.62
  4. Step 4: Simplify right side
    454,026,786.59x = 74,220,041,473,260,816
  5. Step 5: Solve for x
    x = 74,220,041,473,260,816/454,026,786.59
  6. Step 6: Final answer
    x = 163,470,622.58

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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.