Finding the Fourth Proportional to 2,179,412,677,395.40, 3,269,107,124,436.60 and 888,618,867,095.96
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Solution
The fourth proportional to 2,179,412,677,395.40, 3,269,107,124,436.60 and 888,618,867,095.96 is: 1,332,923,452,020.99
Step by Step Solution
- Step 1: Write the proportion equation
2,179,412,677,395.40 : 3,269,107,124,436.60 = 888,618,867,095.96 : x - Step 2: Convert to fraction form
2,179,412,677,395.40/3,269,107,124,436.60 = 888,618,867,095.96/x - Step 3: Cross multiply
2,179,412,677,395.40x = 3,269,107,124,436.60 × 888,618,867,095.96 - Step 4: Simplify right side
2,179,412,677,395.40x = 2,904,990,269,332,182,966,206,464 - Step 5: Solve for x
x = 2,904,990,269,332,182,966,206,464/2,179,412,677,395.40 - Step 6: Final answer
x = 1,332,923,452,020.99
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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.