Finding the Fourth Proportional to 1,659,843,349.29, 2,290,586,054.08 and 954,981,193.57
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Solution
The fourth proportional to 1,659,843,349.29, 2,290,586,054.08 and 954,981,193.57 is: 1,317,875,331.33
Step by Step Solution
- Step 1: Write the proportion equation
1,659,843,349.29 : 2,290,586,054.08 = 954,981,193.57 : x - Step 2: Convert to fraction form
1,659,843,349.29/2,290,586,054.08 = 954,981,193.57/x - Step 3: Cross multiply
1,659,843,349.29x = 2,290,586,054.08 × 954,981,193.57 - Step 4: Simplify right side
1,659,843,349.29x = 2,187,466,603,900,590,592 - Step 5: Solve for x
x = 2,187,466,603,900,590,592/1,659,843,349.29 - Step 6: Final answer
x = 1,317,875,331.33
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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.