Finding the Fourth Proportional to 1,685,609,954,704.50, 2,325,743,051,740.40 and 953,998,361,011.09
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Solution
The fourth proportional to 1,685,609,954,704.50, 2,325,743,051,740.40 and 953,998,361,011.09 is: 1,316,292,095,511.64
Step by Step Solution
- Step 1: Write the proportion equation
1,685,609,954,704.50 : 2,325,743,051,740.40 = 953,998,361,011.09 : x - Step 2: Convert to fraction form
1,685,609,954,704.50/2,325,743,051,740.40 = 953,998,361,011.09/x - Step 3: Cross multiply
1,685,609,954,704.50x = 2,325,743,051,740.40 × 953,998,361,011.09 - Step 4: Simplify right side
1,685,609,954,704.50x = 2,218,755,059,493,272,230,559,744 - Step 5: Solve for x
x = 2,218,755,059,493,272,230,559,744/1,685,609,954,704.50 - Step 6: Final answer
x = 1,316,292,095,511.64
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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.