Home / 179,167,080,132.40-268,750,620,198.60-139,694,760,439.60

Finding the Fourth Proportional to 179,167,080,132.40, 268,750,620,198.60 and 139,694,760,439.60

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Solution

The fourth proportional to 179,167,080,132.40, 268,750,620,198.60 and 139,694,760,439.60 is: 209,542,140,659.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,167,080,132.40 : 268,750,620,198.60 = 139,694,760,439.60 : x
  2. Step 2: Convert to fraction form
    179,167,080,132.40/268,750,620,198.60 = 139,694,760,439.60/x
  3. Step 3: Cross multiply
    179,167,080,132.40x = 268,750,620,198.60 × 139,694,760,439.60
  4. Step 4: Simplify right side
    179,167,080,132.40x = 37,543,053,506,637,352,402,944
  5. Step 5: Solve for x
    x = 37,543,053,506,637,352,402,944/179,167,080,132.40
  6. Step 6: Final answer
    x = 209,542,140,659.40

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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.