Finding the Fourth Proportional to 3,622,458,190.92, 4,999,009,232.34 and 2,057,981,733.96
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Solution
The fourth proportional to 3,622,458,190.92, 4,999,009,232.34 and 2,057,981,733.96 is: 2,840,024,410.45
Step by Step Solution
- Step 1: Write the proportion equation
3,622,458,190.92 : 4,999,009,232.34 = 2,057,981,733.96 : x - Step 2: Convert to fraction form
3,622,458,190.92/4,999,009,232.34 = 2,057,981,733.96/x - Step 3: Cross multiply
3,622,458,190.92x = 4,999,009,232.34 × 2,057,981,733.96 - Step 4: Simplify right side
3,622,458,190.92x = 10,287,869,688,053,123,072 - Step 5: Solve for x
x = 10,287,869,688,053,123,072/3,622,458,190.92 - Step 6: Final answer
x = 2,840,024,410.45
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.