Home / 6,551,226,581.40-9,826,839,872.10-5,388,008,520.60

Finding the Fourth Proportional to 6,551,226,581.40, 9,826,839,872.10 and 5,388,008,520.60

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Solution

The fourth proportional to 6,551,226,581.40, 9,826,839,872.10 and 5,388,008,520.60 is: 8,082,012,780.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,551,226,581.40 : 9,826,839,872.10 = 5,388,008,520.60 : x
  2. Step 2: Convert to fraction form
    6,551,226,581.40/9,826,839,872.10 = 5,388,008,520.60/x
  3. Step 3: Cross multiply
    6,551,226,581.40x = 9,826,839,872.10 × 5,388,008,520.60
  4. Step 4: Simplify right side
    6,551,226,581.40x = 52,947,096,961,446,617,088
  5. Step 5: Solve for x
    x = 52,947,096,961,446,617,088/6,551,226,581.40
  6. Step 6: Final answer
    x = 8,082,012,780.90

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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.