Home / 6,864,265,477.70-10,296,398,216.55-5,211,271,391.30

Finding the Fourth Proportional to 6,864,265,477.70, 10,296,398,216.55 and 5,211,271,391.30

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Solution

The fourth proportional to 6,864,265,477.70, 10,296,398,216.55 and 5,211,271,391.30 is: 7,816,907,086.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,864,265,477.70 : 10,296,398,216.55 = 5,211,271,391.30 : x
  2. Step 2: Convert to fraction form
    6,864,265,477.70/10,296,398,216.55 = 5,211,271,391.30/x
  3. Step 3: Cross multiply
    6,864,265,477.70x = 10,296,398,216.55 × 5,211,271,391.30
  4. Step 4: Simplify right side
    6,864,265,477.70x = 53,657,325,459,339,354,112
  5. Step 5: Solve for x
    x = 53,657,325,459,339,354,112/6,864,265,477.70
  6. Step 6: Final answer
    x = 7,816,907,086.95

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Double scale
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1.5x scale

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.