Finding the Fourth Proportional to 2,490,916,635,471.80, 3,735,997,432,546.10 and 677,933,530,081.24
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Solution
The fourth proportional to 2,490,916,635,471.80, 3,735,997,432,546.10 and 677,933,530,081.24 is: 1,016,797,548,240.99
Step by Step Solution
- Step 1: Write the proportion equation
2,490,916,635,471.80 : 3,735,997,432,546.10 = 677,933,530,081.24 : x - Step 2: Convert to fraction form
2,490,916,635,471.80/3,735,997,432,546.10 = 677,933,530,081.24/x - Step 3: Cross multiply
2,490,916,635,471.80x = 3,735,997,432,546.10 × 677,933,530,081.24 - Step 4: Simplify right side
2,490,916,635,471.80x = 2,532,757,927,820,427,136,073,728 - Step 5: Solve for x
x = 2,532,757,927,820,427,136,073,728/2,490,916,635,471.80 - Step 6: Final answer
x = 1,016,797,548,240.99
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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.