Finding the Fourth Proportional to 363,554,110.49, 545,384,982.33 and 133,505,259.08
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Solution
The fourth proportional to 363,554,110.49, 545,384,982.33 and 133,505,259.08 is: 200,277,651.28
Step by Step Solution
- Step 1: Write the proportion equation
363,554,110.49 : 545,384,982.33 = 133,505,259.08 : x - Step 2: Convert to fraction form
363,554,110.49/545,384,982.33 = 133,505,259.08/x - Step 3: Cross multiply
363,554,110.49x = 545,384,982.33 × 133,505,259.08 - Step 4: Simplify right side
363,554,110.49x = 72,811,763,361,580,960 - Step 5: Solve for x
x = 72,811,763,361,580,960/363,554,110.49 - Step 6: Final answer
x = 200,277,651.28
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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.