Finding the Fourth Proportional to 7,656,482,670.96, 11,484,815,452.20 and 2,135,404,786.80
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Solution
The fourth proportional to 7,656,482,670.96, 11,484,815,452.20 and 2,135,404,786.80 is: 3,203,132,684.56
Step by Step Solution
- Step 1: Write the proportion equation
7,656,482,670.96 : 11,484,815,452.20 = 2,135,404,786.80 : x - Step 2: Convert to fraction form
7,656,482,670.96/11,484,815,452.20 = 2,135,404,786.80/x - Step 3: Cross multiply
7,656,482,670.96x = 11,484,815,452.20 × 2,135,404,786.80 - Step 4: Simplify right side
7,656,482,670.96x = 24,524,729,892,142,489,600 - Step 5: Solve for x
x = 24,524,729,892,142,489,600/7,656,482,670.96 - Step 6: Final answer
x = 3,203,132,684.56
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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.