Finding the Fourth Proportional to 922,202,859.49, 1,383,303,205.05 and 300,417,074.00
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Solution
The fourth proportional to 922,202,859.49, 1,383,303,205.05 and 300,417,074.00 is: 450,625,257.81
Step by Step Solution
- Step 1: Write the proportion equation
922,202,859.49 : 1,383,303,205.05 = 300,417,074.00 : x - Step 2: Convert to fraction form
922,202,859.49/1,383,303,205.05 = 300,417,074.00/x - Step 3: Cross multiply
922,202,859.49x = 1,383,303,205.05 × 300,417,074.00 - Step 4: Simplify right side
922,202,859.49x = 415,567,901,313,072,256 - Step 5: Solve for x
x = 415,567,901,313,072,256/922,202,859.49 - Step 6: Final answer
x = 450,625,257.81
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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.