Finding the Fourth Proportional to 31,091,142,551,066, 42,907,125,431,828 and 17,217,619,001,720
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Solution
The fourth proportional to 31,091,142,551,066, 42,907,125,431,828 and 17,217,619,001,720 is: 23,761,061,110,277.40
Step by Step Solution
- Step 1: Write the proportion equation
31,091,142,551,066 : 42,907,125,431,828 = 17,217,619,001,720 : x - Step 2: Convert to fraction form
31,091,142,551,066/42,907,125,431,828 = 17,217,619,001,720/x - Step 3: Cross multiply
31,091,142,551,066x = 42,907,125,431,828 × 17,217,619,001,720 - Step 4: Simplify right side
31,091,142,551,066x = 738,758,538,144,225,168,902,324,224 - Step 5: Solve for x
x = 738,758,538,144,225,168,902,324,224/31,091,142,551,066 - Step 6: Final answer
x = 23,761,061,110,277.40
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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.