Finding the Fourth Proportional to 5,689,728,014.80, 8,534,592,022.20 and 2,418,283,944.40
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Solution
The fourth proportional to 5,689,728,014.80, 8,534,592,022.20 and 2,418,283,944.40 is: 3,627,425,916.60
Step by Step Solution
- Step 1: Write the proportion equation
5,689,728,014.80 : 8,534,592,022.20 = 2,418,283,944.40 : x - Step 2: Convert to fraction form
5,689,728,014.80/8,534,592,022.20 = 2,418,283,944.40/x - Step 3: Cross multiply
5,689,728,014.80x = 8,534,592,022.20 × 2,418,283,944.40 - Step 4: Simplify right side
5,689,728,014.80x = 20,639,066,859,290,587,136 - Step 5: Solve for x
x = 20,639,066,859,290,587,136/5,689,728,014.80 - Step 6: Final answer
x = 3,627,425,916.60
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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.