Finding the Fourth Proportional to 3,202,944,067.60, 4,804,416,101.40 and 1,972,121,462.80
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Solution
The fourth proportional to 3,202,944,067.60, 4,804,416,101.40 and 1,972,121,462.80 is: 2,958,182,194.20
Step by Step Solution
- Step 1: Write the proportion equation
3,202,944,067.60 : 4,804,416,101.40 = 1,972,121,462.80 : x - Step 2: Convert to fraction form
3,202,944,067.60/4,804,416,101.40 = 1,972,121,462.80/x - Step 3: Cross multiply
3,202,944,067.60x = 4,804,416,101.40 × 1,972,121,462.80 - Step 4: Simplify right side
3,202,944,067.60x = 9,474,892,109,792,839,680 - Step 5: Solve for x
x = 9,474,892,109,792,839,680/3,202,944,067.60 - Step 6: Final answer
x = 2,958,182,194.20
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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.