Finding the Fourth Proportional to 8,088,336,090.40, 12,132,504,135.60 and 2,272,245,786.40
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Solution
The fourth proportional to 8,088,336,090.40, 12,132,504,135.60 and 2,272,245,786.40 is: 3,408,368,679.60
Step by Step Solution
- Step 1: Write the proportion equation
8,088,336,090.40 : 12,132,504,135.60 = 2,272,245,786.40 : x - Step 2: Convert to fraction form
8,088,336,090.40/12,132,504,135.60 = 2,272,245,786.40/x - Step 3: Cross multiply
8,088,336,090.40x = 12,132,504,135.60 × 2,272,245,786.40 - Step 4: Simplify right side
8,088,336,090.40x = 27,568,031,400,597,676,032 - Step 5: Solve for x
x = 27,568,031,400,597,676,032/8,088,336,090.40 - Step 6: Final answer
x = 3,408,368,679.60
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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.