Home / 11,699,904,079.44-16,146,164,737.80-6,419,504,903.76

Finding the Fourth Proportional to 11,699,904,079.44, 16,146,164,737.80 and 6,419,504,903.76

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Solution

The fourth proportional to 11,699,904,079.44, 16,146,164,737.80 and 6,419,504,903.76 is: 8,859,079,784.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,699,904,079.44 : 16,146,164,737.80 = 6,419,504,903.76 : x
  2. Step 2: Convert to fraction form
    11,699,904,079.44/16,146,164,737.80 = 6,419,504,903.76/x
  3. Step 3: Cross multiply
    11,699,904,079.44x = 16,146,164,737.80 × 6,419,504,903.76
  4. Step 4: Simplify right side
    11,699,904,079.44x = 103,650,383,711,223,889,920
  5. Step 5: Solve for x
    x = 103,650,383,711,223,889,920/11,699,904,079.44
  6. Step 6: Final answer
    x = 8,859,079,784.54

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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.