Finding the Fourth Proportional to 7,440,212,768.31, 11,161,935,202.77 and 2,718,527,099.99
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Solution
The fourth proportional to 7,440,212,768.31, 11,161,935,202.77 and 2,718,527,099.99 is: 4,078,381,127.25
Step by Step Solution
- Step 1: Write the proportion equation
7,440,212,768.31 : 11,161,935,202.77 = 2,718,527,099.99 : x - Step 2: Convert to fraction form
7,440,212,768.31/11,161,935,202.77 = 2,718,527,099.99/x - Step 3: Cross multiply
7,440,212,768.31x = 11,161,935,202.77 × 2,718,527,099.99 - Step 4: Simplify right side
7,440,212,768.31x = 30,344,023,337,006,813,184 - Step 5: Solve for x
x = 30,344,023,337,006,813,184/7,440,212,768.31 - Step 6: Final answer
x = 4,078,381,127.25
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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.