Finding the Fourth Proportional to 1,685,609,954,699, 2,325,743,051,732.80 and 953,998,361,005.55
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Solution
The fourth proportional to 1,685,609,954,699, 2,325,743,051,732.80 and 953,998,361,005.55 is: 1,316,292,095,503.99
Step by Step Solution
- Step 1: Write the proportion equation
1,685,609,954,699 : 2,325,743,051,732.80 = 953,998,361,005.55 : x - Step 2: Convert to fraction form
1,685,609,954,699/2,325,743,051,732.80 = 953,998,361,005.55/x - Step 3: Cross multiply
1,685,609,954,699x = 2,325,743,051,732.80 × 953,998,361,005.55 - Step 4: Simplify right side
1,685,609,954,699x = 2,218,755,059,473,137,155,440,640 - Step 5: Solve for x
x = 2,218,755,059,473,137,155,440,640/1,685,609,954,699 - Step 6: Final answer
x = 1,316,292,095,503.99
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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.