Finding the Fourth Proportional to 4,910,539,074.48, 7,360,844,296.63 and 2,114,331,153.84
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Solution
The fourth proportional to 4,910,539,074.48, 7,360,844,296.63 and 2,114,331,153.84 is: 3,169,359,245.26
Step by Step Solution
- Step 1: Write the proportion equation
4,910,539,074.48 : 7,360,844,296.63 = 2,114,331,153.84 : x - Step 2: Convert to fraction form
4,910,539,074.48/7,360,844,296.63 = 2,114,331,153.84/x - Step 3: Cross multiply
4,910,539,074.48x = 7,360,844,296.63 × 2,114,331,153.84 - Step 4: Simplify right side
4,910,539,074.48x = 15,563,262,414,930,290,688 - Step 5: Solve for x
x = 15,563,262,414,930,290,688/4,910,539,074.48 - Step 6: Final answer
x = 3,169,359,245.26
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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.