Finding the Fourth Proportional to 1,797,408,043.20, 2,696,112,064.80 and 504,943,531.20
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Solution
The fourth proportional to 1,797,408,043.20, 2,696,112,064.80 and 504,943,531.20 is: 757,415,296.80
Step by Step Solution
- Step 1: Write the proportion equation
1,797,408,043.20 : 2,696,112,064.80 = 504,943,531.20 : x - Step 2: Convert to fraction form
1,797,408,043.20/2,696,112,064.80 = 504,943,531.20/x - Step 3: Cross multiply
1,797,408,043.20x = 2,696,112,064.80 × 504,943,531.20 - Step 4: Simplify right side
1,797,408,043.20x = 1,361,384,346,511,035,392 - Step 5: Solve for x
x = 1,361,384,346,511,035,392/1,797,408,043.20 - Step 6: Final answer
x = 757,415,296.80
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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.