Finding the Fourth Proportional to 73,991,109,088.68, 102,090,229,933.47 and 41,876,471,231.19
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Solution
The fourth proportional to 73,991,109,088.68, 102,090,229,933.47 and 41,876,471,231.19 is: 57,779,625,544.88
Step by Step Solution
- Step 1: Write the proportion equation
73,991,109,088.68 : 102,090,229,933.47 = 41,876,471,231.19 : x - Step 2: Convert to fraction form
73,991,109,088.68/102,090,229,933.47 = 41,876,471,231.19/x - Step 3: Cross multiply
73,991,109,088.68x = 102,090,229,933.47 × 41,876,471,231.19 - Step 4: Simplify right side
73,991,109,088.68x = 4,275,178,576,794,528,776,192 - Step 5: Solve for x
x = 4,275,178,576,794,528,776,192/73,991,109,088.68 - Step 6: Final answer
x = 57,779,625,544.88
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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.