Finding the Fourth Proportional to 4,804,887,907.20, 7,207,331,860.80 and 3,772,931,836.80
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Solution
The fourth proportional to 4,804,887,907.20, 7,207,331,860.80 and 3,772,931,836.80 is: 5,659,397,755.20
Step by Step Solution
- Step 1: Write the proportion equation
4,804,887,907.20 : 7,207,331,860.80 = 3,772,931,836.80 : x - Step 2: Convert to fraction form
4,804,887,907.20/7,207,331,860.80 = 3,772,931,836.80/x - Step 3: Cross multiply
4,804,887,907.20x = 7,207,331,860.80 × 3,772,931,836.80 - Step 4: Simplify right side
4,804,887,907.20x = 27,192,771,835,995,308,032 - Step 5: Solve for x
x = 27,192,771,835,995,308,032/4,804,887,907.20 - Step 6: Final answer
x = 5,659,397,755.20
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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.