Finding the Fourth Proportional to 802,752,943.68, 1,204,568,296.20 and 311,485,584.96
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Solution
The fourth proportional to 802,752,943.68, 1,204,568,296.20 and 311,485,584.96 is: 467,398,672.68
Step by Step Solution
- Step 1: Write the proportion equation
802,752,943.68 : 1,204,568,296.20 = 311,485,584.96 : x - Step 2: Convert to fraction form
802,752,943.68/1,204,568,296.20 = 311,485,584.96/x - Step 3: Cross multiply
802,752,943.68x = 1,204,568,296.20 × 311,485,584.96 - Step 4: Simplify right side
802,752,943.68x = 375,205,660,366,127,552 - Step 5: Solve for x
x = 375,205,660,366,127,552/802,752,943.68 - Step 6: Final answer
x = 467,398,672.68
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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.