Finding the Fourth Proportional to 5,215,954,303.44, 7,197,362,971.74 and 3,526,085,887.92
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Solution
The fourth proportional to 5,215,954,303.44, 7,197,362,971.74 and 3,526,085,887.92 is: 4,865,556,431.00
Step by Step Solution
- Step 1: Write the proportion equation
5,215,954,303.44 : 7,197,362,971.74 = 3,526,085,887.92 : x - Step 2: Convert to fraction form
5,215,954,303.44/7,197,362,971.74 = 3,526,085,887.92/x - Step 3: Cross multiply
5,215,954,303.44x = 7,197,362,971.74 × 3,526,085,887.92 - Step 4: Simplify right side
5,215,954,303.44x = 25,378,520,004,890,365,952 - Step 5: Solve for x
x = 25,378,520,004,890,365,952/5,215,954,303.44 - Step 6: Final answer
x = 4,865,556,431.00
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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.