Finding the Fourth Proportional to 19,446,554,509.70, 26,821,438,775.64 and 16,738,431,482.88
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Solution
The fourth proportional to 19,446,554,509.70, 26,821,438,775.64 and 16,738,431,482.88 is: 23,086,290,941.38
Step by Step Solution
- Step 1: Write the proportion equation
19,446,554,509.70 : 26,821,438,775.64 = 16,738,431,482.88 : x - Step 2: Convert to fraction form
19,446,554,509.70/26,821,438,775.64 = 16,738,431,482.88/x - Step 3: Cross multiply
19,446,554,509.70x = 26,821,438,775.64 × 16,738,431,482.88 - Step 4: Simplify right side
19,446,554,509.70x = 448,948,815,218,310,971,392 - Step 5: Solve for x
x = 448,948,815,218,310,971,392/19,446,554,509.70 - Step 6: Final answer
x = 23,086,290,941.38
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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.