Finding the Fourth Proportional to 4,812,588,047.20, 7,213,787,082.28 and 1,618,816,173.99
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Solution
The fourth proportional to 4,812,588,047.20, 7,213,787,082.28 and 1,618,816,173.99 is: 2,426,510,453.42
Step by Step Solution
- Step 1: Write the proportion equation
4,812,588,047.20 : 7,213,787,082.28 = 1,618,816,173.99 : x - Step 2: Convert to fraction form
4,812,588,047.20/7,213,787,082.28 = 1,618,816,173.99/x - Step 3: Cross multiply
4,812,588,047.20x = 7,213,787,082.28 × 1,618,816,173.99 - Step 4: Simplify right side
4,812,588,047.20x = 11,677,795,204,510,769,152 - Step 5: Solve for x
x = 11,677,795,204,510,769,152/4,812,588,047.20 - Step 6: Final answer
x = 2,426,510,453.42
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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.