Finding the Fourth Proportional to 4,604,922,738.76, 6,354,812,396.28 and 2,490,378,638.44
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Solution
The fourth proportional to 4,604,922,738.76, 6,354,812,396.28 and 2,490,378,638.44 is: 3,436,732,805.48
Step by Step Solution
- Step 1: Write the proportion equation
4,604,922,738.76 : 6,354,812,396.28 = 2,490,378,638.44 : x - Step 2: Convert to fraction form
4,604,922,738.76/6,354,812,396.28 = 2,490,378,638.44/x - Step 3: Cross multiply
4,604,922,738.76x = 6,354,812,396.28 × 2,490,378,638.44 - Step 4: Simplify right side
4,604,922,738.76x = 15,825,889,042,989,420,544 - Step 5: Solve for x
x = 15,825,889,042,989,420,544/4,604,922,738.76 - Step 6: Final answer
x = 3,436,732,805.48
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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.