Home / 8,148,782,318.80-12,223,173,478.20-6,676,584,460.60

Finding the Fourth Proportional to 8,148,782,318.80, 12,223,173,478.20 and 6,676,584,460.60

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Solution

The fourth proportional to 8,148,782,318.80, 12,223,173,478.20 and 6,676,584,460.60 is: 10,014,876,690.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,148,782,318.80 : 12,223,173,478.20 = 6,676,584,460.60 : x
  2. Step 2: Convert to fraction form
    8,148,782,318.80/12,223,173,478.20 = 6,676,584,460.60/x
  3. Step 3: Cross multiply
    8,148,782,318.80x = 12,223,173,478.20 × 6,676,584,460.60
  4. Step 4: Simplify right side
    8,148,782,318.80x = 81,609,050,103,768,186,880
  5. Step 5: Solve for x
    x = 81,609,050,103,768,186,880/8,148,782,318.80
  6. Step 6: Final answer
    x = 10,014,876,690.90

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Double scale
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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.