Finding the Fourth Proportional to 36,071,286,538.80, 54,106,929,808.20 and 30,492,431,497.20
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Solution
The fourth proportional to 36,071,286,538.80, 54,106,929,808.20 and 30,492,431,497.20 is: 45,738,647,245.80
Step by Step Solution
- Step 1: Write the proportion equation
36,071,286,538.80 : 54,106,929,808.20 = 30,492,431,497.20 : x - Step 2: Convert to fraction form
36,071,286,538.80/54,106,929,808.20 = 30,492,431,497.20/x - Step 3: Cross multiply
36,071,286,538.80x = 54,106,929,808.20 × 30,492,431,497.20 - Step 4: Simplify right side
36,071,286,538.80x = 1,649,851,850,700,347,146,240 - Step 5: Solve for x
x = 1,649,851,850,700,347,146,240/36,071,286,538.80 - Step 6: Final answer
x = 45,738,647,245.80
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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.