Finding the Fourth Proportional to 5,035,987,237.06, 6,949,669,082.16 and 2,777,875,826.68
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Solution
The fourth proportional to 5,035,987,237.06, 6,949,669,082.16 and 2,777,875,826.68 is: 3,833,472,333.82
Step by Step Solution
- Step 1: Write the proportion equation
5,035,987,237.06 : 6,949,669,082.16 = 2,777,875,826.68 : x - Step 2: Convert to fraction form
5,035,987,237.06/6,949,669,082.16 = 2,777,875,826.68/x - Step 3: Cross multiply
5,035,987,237.06x = 6,949,669,082.16 × 2,777,875,826.68 - Step 4: Simplify right side
5,035,987,237.06x = 19,305,317,746,757,644,288 - Step 5: Solve for x
x = 19,305,317,746,757,644,288/5,035,987,237.06 - Step 6: Final answer
x = 3,833,472,333.82
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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.