Finding the Fourth Proportional to 4,448,933,174.40, 6,673,399,761.60 and 3,418,992,643.20
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Solution
The fourth proportional to 4,448,933,174.40, 6,673,399,761.60 and 3,418,992,643.20 is: 5,128,488,964.80
Step by Step Solution
- Step 1: Write the proportion equation
4,448,933,174.40 : 6,673,399,761.60 = 3,418,992,643.20 : x - Step 2: Convert to fraction form
4,448,933,174.40/6,673,399,761.60 = 3,418,992,643.20/x - Step 3: Cross multiply
4,448,933,174.40x = 6,673,399,761.60 × 3,418,992,643.20 - Step 4: Simplify right side
4,448,933,174.40x = 22,816,304,690,043,035,648 - Step 5: Solve for x
x = 22,816,304,690,043,035,648/4,448,933,174.40 - Step 6: Final answer
x = 5,128,488,964.80
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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.