Finding the Fourth Proportional to 328,022,841, 452,680,968.42 and 181,354,572.84
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Solution
The fourth proportional to 328,022,841, 452,680,968.42 and 181,354,572.84 is: 250,274,533.96
Step by Step Solution
- Step 1: Write the proportion equation
328,022,841 : 452,680,968.42 = 181,354,572.84 : x - Step 2: Convert to fraction form
328,022,841/452,680,968.42 = 181,354,572.84/x - Step 3: Cross multiply
328,022,841x = 452,680,968.42 × 181,354,572.84 - Step 4: Simplify right side
328,022,841x = 82,095,763,660,606,640 - Step 5: Solve for x
x = 82,095,763,660,606,640/328,022,841 - Step 6: Final answer
x = 250,274,533.96
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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.