Home / 8,504,819,200.40-12,757,228,800.60-7,341,601,139.60

Finding the Fourth Proportional to 8,504,819,200.40, 12,757,228,800.60 and 7,341,601,139.60

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Solution

The fourth proportional to 8,504,819,200.40, 12,757,228,800.60 and 7,341,601,139.60 is: 11,012,401,709.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,504,819,200.40 : 12,757,228,800.60 = 7,341,601,139.60 : x
  2. Step 2: Convert to fraction form
    8,504,819,200.40/12,757,228,800.60 = 7,341,601,139.60/x
  3. Step 3: Cross multiply
    8,504,819,200.40x = 12,757,228,800.60 × 7,341,601,139.60
  4. Step 4: Simplify right side
    8,504,819,200.40x = 93,658,485,500,622,913,536
  5. Step 5: Solve for x
    x = 93,658,485,500,622,913,536/8,504,819,200.40
  6. Step 6: Final answer
    x = 11,012,401,709.40

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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.