Finding the Fourth Proportional to 1,599,991,370,268.50, 2,207,990,277,467.60 and 868,379,788,102.08
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Solution
The fourth proportional to 1,599,991,370,268.50, 2,207,990,277,467.60 and 868,379,788,102.08 is: 1,198,365,294,280.94
Step by Step Solution
- Step 1: Write the proportion equation
1,599,991,370,268.50 : 2,207,990,277,467.60 = 868,379,788,102.08 : x - Step 2: Convert to fraction form
1,599,991,370,268.50/2,207,990,277,467.60 = 868,379,788,102.08/x - Step 3: Cross multiply
1,599,991,370,268.50x = 2,207,990,277,467.60 × 868,379,788,102.08 - Step 4: Simplify right side
1,599,991,370,268.50x = 1,917,374,129,278,767,398,387,712 - Step 5: Solve for x
x = 1,917,374,129,278,767,398,387,712/1,599,991,370,268.50 - Step 6: Final answer
x = 1,198,365,294,280.94
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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.