Finding the Fourth Proportional to 3,802,288,965.35, 5,246,464,972.73 and 2,194,157,290.97
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Solution
The fourth proportional to 3,802,288,965.35, 5,246,464,972.73 and 2,194,157,290.97 is: 3,027,536,696.08
Step by Step Solution
- Step 1: Write the proportion equation
3,802,288,965.35 : 5,246,464,972.73 = 2,194,157,290.97 : x - Step 2: Convert to fraction form
3,802,288,965.35/5,246,464,972.73 = 2,194,157,290.97/x - Step 3: Cross multiply
3,802,288,965.35x = 5,246,464,972.73 × 2,194,157,290.97 - Step 4: Simplify right side
3,802,288,965.35x = 11,511,569,371,697,049,600 - Step 5: Solve for x
x = 11,511,569,371,697,049,600/3,802,288,965.35 - Step 6: Final answer
x = 3,027,536,696.08
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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.