Finding the Fourth Proportional to 1,599,991,370,153.10, 2,207,990,277,309 and 868,379,787,986.96
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Solution
The fourth proportional to 1,599,991,370,153.10, 2,207,990,277,309 and 868,379,787,986.96 is: 1,198,365,294,122.42
Step by Step Solution
- Step 1: Write the proportion equation
1,599,991,370,153.10 : 2,207,990,277,309 = 868,379,787,986.96 : x - Step 2: Convert to fraction form
1,599,991,370,153.10/2,207,990,277,309 = 868,379,787,986.96/x - Step 3: Cross multiply
1,599,991,370,153.10x = 2,207,990,277,309 × 868,379,787,986.96 - Step 4: Simplify right side
1,599,991,370,153.10x = 1,917,374,128,886,858,343,514,112 - Step 5: Solve for x
x = 1,917,374,128,886,858,343,514,112/1,599,991,370,153.10 - Step 6: Final answer
x = 1,198,365,294,122.42
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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.