Finding the Fourth Proportional to 4,253,098,365.70, 6,379,647,548.55 and 3,679,789,437.70
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Solution
The fourth proportional to 4,253,098,365.70, 6,379,647,548.55 and 3,679,789,437.70 is: 5,519,684,156.55
Step by Step Solution
- Step 1: Write the proportion equation
4,253,098,365.70 : 6,379,647,548.55 = 3,679,789,437.70 : x - Step 2: Convert to fraction form
4,253,098,365.70/6,379,647,548.55 = 3,679,789,437.70/x - Step 3: Cross multiply
4,253,098,365.70x = 6,379,647,548.55 × 3,679,789,437.70 - Step 4: Simplify right side
4,253,098,365.70x = 23,475,759,665,402,986,496 - Step 5: Solve for x
x = 23,475,759,665,402,986,496/4,253,098,365.70 - Step 6: Final answer
x = 5,519,684,156.55
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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.