Finding the Fourth Proportional to 68,267,296.53, 94,218,085.91 and 38,504,054.03
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Solution
The fourth proportional to 68,267,296.53, 94,218,085.91 and 38,504,054.03 is: 53,140,792.95
Step by Step Solution
- Step 1: Write the proportion equation
68,267,296.53 : 94,218,085.91 = 38,504,054.03 : x - Step 2: Convert to fraction form
68,267,296.53/94,218,085.91 = 38,504,054.03/x - Step 3: Cross multiply
68,267,296.53x = 94,218,085.91 × 38,504,054.03 - Step 4: Simplify right side
68,267,296.53x = 3,627,778,270,106,991 - Step 5: Solve for x
x = 3,627,778,270,106,991/68,267,296.53 - Step 6: Final answer
x = 53,140,792.95
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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.