Finding the Fourth Proportional to 578,500,182.24, 798,379,486.62 and 327,649,198.44
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Solution
The fourth proportional to 578,500,182.24, 798,379,486.62 and 327,649,198.44 is: 452,183,779.49
Step by Step Solution
- Step 1: Write the proportion equation
578,500,182.24 : 798,379,486.62 = 327,649,198.44 : x - Step 2: Convert to fraction form
578,500,182.24/798,379,486.62 = 327,649,198.44/x - Step 3: Cross multiply
578,500,182.24x = 798,379,486.62 × 327,649,198.44 - Step 4: Simplify right side
578,500,182.24x = 261,588,398,841,981,696 - Step 5: Solve for x
x = 261,588,398,841,981,696/578,500,182.24 - Step 6: Final answer
x = 452,183,779.49
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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.