Home / 8,111,065,220.87-11,189,704,441.88-4,894,180,896.11

Finding the Fourth Proportional to 8,111,065,220.87, 11,189,704,441.88 and 4,894,180,896.11

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Solution

The fourth proportional to 8,111,065,220.87, 11,189,704,441.88 and 4,894,180,896.11 is: 6,751,818,191.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,111,065,220.87 : 11,189,704,441.88 = 4,894,180,896.11 : x
  2. Step 2: Convert to fraction form
    8,111,065,220.87/11,189,704,441.88 = 4,894,180,896.11/x
  3. Step 3: Cross multiply
    8,111,065,220.87x = 11,189,704,441.88 × 4,894,180,896.11
  4. Step 4: Simplify right side
    8,111,065,220.87x = 54,764,437,712,520,142,848
  5. Step 5: Solve for x
    x = 54,764,437,712,520,142,848/8,111,065,220.87
  6. Step 6: Final answer
    x = 6,751,818,191.73

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.