Finding the Fourth Proportional to 1,370,759,505,093, 1,891,622,668,770.90 and 753,449,026,423.68
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Solution
The fourth proportional to 1,370,759,505,093, 1,891,622,668,770.90 and 753,449,026,423.68 is: 1,039,745,668,624.56
Step by Step Solution
- Step 1: Write the proportion equation
1,370,759,505,093 : 1,891,622,668,770.90 = 753,449,026,423.68 : x - Step 2: Convert to fraction form
1,370,759,505,093/1,891,622,668,770.90 = 753,449,026,423.68/x - Step 3: Cross multiply
1,370,759,505,093x = 1,891,622,668,770.90 × 753,449,026,423.68 - Step 4: Simplify right side
1,370,759,505,093x = 1,425,241,258,146,398,023,450,624 - Step 5: Solve for x
x = 1,425,241,258,146,398,023,450,624/1,370,759,505,093 - Step 6: Final answer
x = 1,039,745,668,624.56
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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.