Finding the Fourth Proportional to 324,013,550.36, 447,141,403.71 and 190,131,523.02
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Solution
The fourth proportional to 324,013,550.36, 447,141,403.71 and 190,131,523.02 is: 262,383,088.61
Step by Step Solution
- Step 1: Write the proportion equation
324,013,550.36 : 447,141,403.71 = 190,131,523.02 : x - Step 2: Convert to fraction form
324,013,550.36/447,141,403.71 = 190,131,523.02/x - Step 3: Cross multiply
324,013,550.36x = 447,141,403.71 × 190,131,523.02 - Step 4: Simplify right side
324,013,550.36x = 85,015,676,092,682,976 - Step 5: Solve for x
x = 85,015,676,092,682,976/324,013,550.36 - Step 6: Final answer
x = 262,383,088.61
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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.