Finding the Fourth Proportional to 1,675,331,553.76, 2,509,728,087.82 and 1,305,133,115.88
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Solution
The fourth proportional to 1,675,331,553.76, 2,509,728,087.82 and 1,305,133,115.88 is: 1,955,152,836.41
Step by Step Solution
- Step 1: Write the proportion equation
1,675,331,553.76 : 2,509,728,087.82 = 1,305,133,115.88 : x - Step 2: Convert to fraction form
1,675,331,553.76/2,509,728,087.82 = 1,305,133,115.88/x - Step 3: Cross multiply
1,675,331,553.76x = 2,509,728,087.82 × 1,305,133,115.88 - Step 4: Simplify right side
1,675,331,553.76x = 3,275,529,239,268,071,424 - Step 5: Solve for x
x = 3,275,529,239,268,071,424/1,675,331,553.76 - Step 6: Final answer
x = 1,955,152,836.41
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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.