Finding the Fourth Proportional to 5,338,565,591.70, 8,007,848,387.55 and 3,592,604,759.70
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Solution
The fourth proportional to 5,338,565,591.70, 8,007,848,387.55 and 3,592,604,759.70 is: 5,388,907,139.55
Step by Step Solution
- Step 1: Write the proportion equation
5,338,565,591.70 : 8,007,848,387.55 = 3,592,604,759.70 : x - Step 2: Convert to fraction form
5,338,565,591.70/8,007,848,387.55 = 3,592,604,759.70/x - Step 3: Cross multiply
5,338,565,591.70x = 8,007,848,387.55 × 3,592,604,759.70 - Step 4: Simplify right side
5,338,565,591.70x = 28,769,034,232,068,100,096 - Step 5: Solve for x
x = 28,769,034,232,068,100,096/5,338,565,591.70 - Step 6: Final answer
x = 5,388,907,139.55
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Double scale
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Similar ratio
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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.