Finding the Fourth Proportional to 2,490,916,635,471.30, 3,735,997,432,545.40 and 677,933,530,080.75
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Solution
The fourth proportional to 2,490,916,635,471.30, 3,735,997,432,545.40 and 677,933,530,080.75 is: 1,016,797,548,240.27
Step by Step Solution
- Step 1: Write the proportion equation
2,490,916,635,471.30 : 3,735,997,432,545.40 = 677,933,530,080.75 : x - Step 2: Convert to fraction form
2,490,916,635,471.30/3,735,997,432,545.40 = 677,933,530,080.75/x - Step 3: Cross multiply
2,490,916,635,471.30x = 3,735,997,432,545.40 × 677,933,530,080.75 - Step 4: Simplify right side
2,490,916,635,471.30x = 2,532,757,927,818,121,812,377,600 - Step 5: Solve for x
x = 2,532,757,927,818,121,812,377,600/2,490,916,635,471.30 - Step 6: Final answer
x = 1,016,797,548,240.27
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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.