Finding the Fourth Proportional to 3,112,624,912,684.20, 4,295,557,402,929 and 1,723,706,028,296.20
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Solution
The fourth proportional to 3,112,624,912,684.20, 4,295,557,402,929 and 1,723,706,028,296.20 is: 2,378,789,092,173.63
Step by Step Solution
- Step 1: Write the proportion equation
3,112,624,912,684.20 : 4,295,557,402,929 = 1,723,706,028,296.20 : x - Step 2: Convert to fraction form
3,112,624,912,684.20/4,295,557,402,929 = 1,723,706,028,296.20/x - Step 3: Cross multiply
3,112,624,912,684.20x = 4,295,557,402,929 × 1,723,706,028,296.20 - Step 4: Simplify right side
3,112,624,912,684.20x = 7,404,278,190,321,086,161,223,680 - Step 5: Solve for x
x = 7,404,278,190,321,086,161,223,680/3,112,624,912,684.20 - Step 6: Final answer
x = 2,378,789,092,173.63
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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.