Finding the Fourth Proportional to 5,081,055,554.22, 7,620,737,982.12 and 1,538,954,842.74
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Solution
The fourth proportional to 5,081,055,554.22, 7,620,737,982.12 and 1,538,954,842.74 is: 2,308,176,223.95
Step by Step Solution
- Step 1: Write the proportion equation
5,081,055,554.22 : 7,620,737,982.12 = 1,538,954,842.74 : x - Step 2: Convert to fraction form
5,081,055,554.22/7,620,737,982.12 = 1,538,954,842.74/x - Step 3: Cross multiply
5,081,055,554.22x = 7,620,737,982.12 × 1,538,954,842.74 - Step 4: Simplify right side
5,081,055,554.22x = 11,727,971,622,836,230,144 - Step 5: Solve for x
x = 11,727,971,622,836,230,144/5,081,055,554.22 - Step 6: Final answer
x = 2,308,176,223.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.