Finding the Fourth Proportional to 4,093,463,512.62, 5,648,979,603.68 and 2,213,868,796.46
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Solution
The fourth proportional to 4,093,463,512.62, 5,648,979,603.68 and 2,213,868,796.46 is: 3,055,138,915.45
Step by Step Solution
- Step 1: Write the proportion equation
4,093,463,512.62 : 5,648,979,603.68 = 2,213,868,796.46 : x - Step 2: Convert to fraction form
4,093,463,512.62/5,648,979,603.68 = 2,213,868,796.46/x - Step 3: Cross multiply
4,093,463,512.62x = 5,648,979,603.68 × 2,213,868,796.46 - Step 4: Simplify right side
4,093,463,512.62x = 12,506,099,676,386,816,000 - Step 5: Solve for x
x = 12,506,099,676,386,816,000/4,093,463,512.62 - Step 6: Final answer
x = 3,055,138,915.45
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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.