Finding the Fourth Proportional to 5,082,993,165.80, 7,624,489,748.70 and 1,810,261,389.80
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Solution
The fourth proportional to 5,082,993,165.80, 7,624,489,748.70 and 1,810,261,389.80 is: 2,715,392,084.70
Step by Step Solution
- Step 1: Write the proportion equation
5,082,993,165.80 : 7,624,489,748.70 = 1,810,261,389.80 : x - Step 2: Convert to fraction form
5,082,993,165.80/7,624,489,748.70 = 1,810,261,389.80/x - Step 3: Cross multiply
5,082,993,165.80x = 7,624,489,748.70 × 1,810,261,389.80 - Step 4: Simplify right side
5,082,993,165.80x = 13,802,319,408,997,513,216 - Step 5: Solve for x
x = 13,802,319,408,997,513,216/5,082,993,165.80 - Step 6: Final answer
x = 2,715,392,084.70
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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.