Home / 177,068,413.80-265,602,620.70-140,080,120.20

Finding the Fourth Proportional to 177,068,413.80, 265,602,620.70 and 140,080,120.20

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Solution

The fourth proportional to 177,068,413.80, 265,602,620.70 and 140,080,120.20 is: 210,120,180.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,068,413.80 : 265,602,620.70 = 140,080,120.20 : x
  2. Step 2: Convert to fraction form
    177,068,413.80/265,602,620.70 = 140,080,120.20/x
  3. Step 3: Cross multiply
    177,068,413.80x = 265,602,620.70 × 140,080,120.20
  4. Step 4: Simplify right side
    177,068,413.80x = 37,205,647,033,091,000
  5. Step 5: Solve for x
    x = 37,205,647,033,091,000/177,068,413.80
  6. Step 6: Final answer
    x = 210,120,180.30

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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.