Finding the Fourth Proportional to 444,419,174.91, 613,511,128.76 and 295,987,309.95
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Solution
The fourth proportional to 444,419,174.91, 613,511,128.76 and 295,987,309.95 is: 408,604,126.19
Step by Step Solution
- Step 1: Write the proportion equation
444,419,174.91 : 613,511,128.76 = 295,987,309.95 : x - Step 2: Convert to fraction form
444,419,174.91/613,511,128.76 = 295,987,309.95/x - Step 3: Cross multiply
444,419,174.91x = 613,511,128.76 × 295,987,309.95 - Step 4: Simplify right side
444,419,174.91x = 181,591,508,624,580,544 - Step 5: Solve for x
x = 181,591,508,624,580,544/444,419,174.91 - Step 6: Final answer
x = 408,604,126.19
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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.