Finding the Fourth Proportional to 299,041,260.92, 448,561,891.38 and 80,691,252.68
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Solution
The fourth proportional to 299,041,260.92, 448,561,891.38 and 80,691,252.68 is: 121,036,879.02
Step by Step Solution
- Step 1: Write the proportion equation
299,041,260.92 : 448,561,891.38 = 80,691,252.68 : x - Step 2: Convert to fraction form
299,041,260.92/448,561,891.38 = 80,691,252.68/x - Step 3: Cross multiply
299,041,260.92x = 448,561,891.38 × 80,691,252.68 - Step 4: Simplify right side
299,041,260.92x = 36,195,020,921,083,704 - Step 5: Solve for x
x = 36,195,020,921,083,704/299,041,260.92 - Step 6: Final answer
x = 121,036,879.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.