Finding the Fourth Proportional to 48,299,558,450, 72,482,431,514.84 and 16,857,207,701.26
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Solution
The fourth proportional to 48,299,558,450, 72,482,431,514.84 and 16,857,207,701.26 is: 25,297,361,755.45
Step by Step Solution
- Step 1: Write the proportion equation
48,299,558,450 : 72,482,431,514.84 = 16,857,207,701.26 : x - Step 2: Convert to fraction form
48,299,558,450/72,482,431,514.84 = 16,857,207,701.26/x - Step 3: Cross multiply
48,299,558,450x = 72,482,431,514.84 × 16,857,207,701.26 - Step 4: Simplify right side
48,299,558,450x = 1,221,851,402,738,011,209,728 - Step 5: Solve for x
x = 1,221,851,402,738,011,209,728/48,299,558,450 - Step 6: Final answer
x = 25,297,361,755.45
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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.