Home / 9,269,028,385.20-13,903,542,577.80-8,253,196,628.40

Finding the Fourth Proportional to 9,269,028,385.20, 13,903,542,577.80 and 8,253,196,628.40

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Solution

The fourth proportional to 9,269,028,385.20, 13,903,542,577.80 and 8,253,196,628.40 is: 12,379,794,942.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,269,028,385.20 : 13,903,542,577.80 = 8,253,196,628.40 : x
  2. Step 2: Convert to fraction form
    9,269,028,385.20/13,903,542,577.80 = 8,253,196,628.40/x
  3. Step 3: Cross multiply
    9,269,028,385.20x = 13,903,542,577.80 × 8,253,196,628.40
  4. Step 4: Simplify right side
    9,269,028,385.20x = 114,748,670,725,914,787,840
  5. Step 5: Solve for x
    x = 114,748,670,725,914,787,840/9,269,028,385.20
  6. Step 6: Final answer
    x = 12,379,794,942.60

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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.