Finding the Fourth Proportional to 3,403,310,468.80, 5,104,965,703.20 and 2,913,534,443.20
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Solution
The fourth proportional to 3,403,310,468.80, 5,104,965,703.20 and 2,913,534,443.20 is: 4,370,301,664.80
Step by Step Solution
- Step 1: Write the proportion equation
3,403,310,468.80 : 5,104,965,703.20 = 2,913,534,443.20 : x - Step 2: Convert to fraction form
3,403,310,468.80/5,104,965,703.20 = 2,913,534,443.20/x - Step 3: Cross multiply
3,403,310,468.80x = 5,104,965,703.20 × 2,913,534,443.20 - Step 4: Simplify right side
3,403,310,468.80x = 14,873,493,407,627,907,072 - Step 5: Solve for x
x = 14,873,493,407,627,907,072/3,403,310,468.80 - Step 6: Final answer
x = 4,370,301,664.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.