Finding the Fourth Proportional to 326,251,804.93, 450,229,363.20 and 177,572,571.44
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Solution
The fourth proportional to 326,251,804.93, 450,229,363.20 and 177,572,571.44 is: 245,051,167.69
Step by Step Solution
- Step 1: Write the proportion equation
326,251,804.93 : 450,229,363.20 = 177,572,571.44 : x - Step 2: Convert to fraction form
326,251,804.93/450,229,363.20 = 177,572,571.44/x - Step 3: Cross multiply
326,251,804.93x = 450,229,363.20 × 177,572,571.44 - Step 4: Simplify right side
326,251,804.93x = 79,948,385,758,966,560 - Step 5: Solve for x
x = 79,948,385,758,966,560/326,251,804.93 - Step 6: Final answer
x = 245,051,167.69
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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.