Finding the Fourth Proportional to 5,173,304,494.44, 7,139,163,330 and 2,794,443,482.75
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Solution
The fourth proportional to 5,173,304,494.44, 7,139,163,330 and 2,794,443,482.75 is: 3,856,333,695.65
Step by Step Solution
- Step 1: Write the proportion equation
5,173,304,494.44 : 7,139,163,330 = 2,794,443,482.75 : x - Step 2: Convert to fraction form
5,173,304,494.44/7,139,163,330 = 2,794,443,482.75/x - Step 3: Cross multiply
5,173,304,494.44x = 7,139,163,330 × 2,794,443,482.75 - Step 4: Simplify right side
5,173,304,494.44x = 19,949,988,439,770,591,232 - Step 5: Solve for x
x = 19,949,988,439,770,591,232/5,173,304,494.44 - Step 6: Final answer
x = 3,856,333,695.65
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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.