Home / 6,864,265,475.20-10,296,398,212.80-5,211,271,388.80

Finding the Fourth Proportional to 6,864,265,475.20, 10,296,398,212.80 and 5,211,271,388.80

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Solution

The fourth proportional to 6,864,265,475.20, 10,296,398,212.80 and 5,211,271,388.80 is: 7,816,907,083.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,864,265,475.20 : 10,296,398,212.80 = 5,211,271,388.80 : x
  2. Step 2: Convert to fraction form
    6,864,265,475.20/10,296,398,212.80 = 5,211,271,388.80/x
  3. Step 3: Cross multiply
    6,864,265,475.20x = 10,296,398,212.80 × 5,211,271,388.80
  4. Step 4: Simplify right side
    6,864,265,475.20x = 53,657,325,414,056,091,648
  5. Step 5: Solve for x
    x = 53,657,325,414,056,091,648/6,864,265,475.20
  6. Step 6: Final answer
    x = 7,816,907,083.20

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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.