Home / 6,551,226,690.40-9,826,840,035.60-5,388,008,629.60

Finding the Fourth Proportional to 6,551,226,690.40, 9,826,840,035.60 and 5,388,008,629.60

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Solution

The fourth proportional to 6,551,226,690.40, 9,826,840,035.60 and 5,388,008,629.60 is: 8,082,012,944.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,551,226,690.40 : 9,826,840,035.60 = 5,388,008,629.60 : x
  2. Step 2: Convert to fraction form
    6,551,226,690.40/9,826,840,035.60 = 5,388,008,629.60/x
  3. Step 3: Cross multiply
    6,551,226,690.40x = 9,826,840,035.60 × 5,388,008,629.60
  4. Step 4: Simplify right side
    6,551,226,690.40x = 52,947,098,913,511,579,648
  5. Step 5: Solve for x
    x = 52,947,098,913,511,579,648/6,551,226,690.40
  6. Step 6: Final answer
    x = 8,082,012,944.40

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Double scale
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Similar ratio
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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.