Finding the Fourth Proportional to 1,761,841,434.94, 2,430,653,047.05 and 1,008,752,129.26
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Solution
The fourth proportional to 1,761,841,434.94, 2,430,653,047.05 and 1,008,752,129.26 is: 1,391,683,943.90
Step by Step Solution
- Step 1: Write the proportion equation
1,761,841,434.94 : 2,430,653,047.05 = 1,008,752,129.26 : x - Step 2: Convert to fraction form
1,761,841,434.94/2,430,653,047.05 = 1,008,752,129.26/x - Step 3: Cross multiply
1,761,841,434.94x = 2,430,653,047.05 × 1,008,752,129.26 - Step 4: Simplify right side
1,761,841,434.94x = 2,451,926,436,703,994,880 - Step 5: Solve for x
x = 2,451,926,436,703,994,880/1,761,841,434.94 - Step 6: Final answer
x = 1,391,683,943.90
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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.