Finding the Fourth Proportional to 7,463,689,639.75, 11,197,106,806.01 and 2,421,152,367.76
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Solution
The fourth proportional to 7,463,689,639.75, 11,197,106,806.01 and 2,421,152,367.76 is: 3,632,238,606.37
Step by Step Solution
- Step 1: Write the proportion equation
7,463,689,639.75 : 11,197,106,806.01 = 2,421,152,367.76 : x - Step 2: Convert to fraction form
7,463,689,639.75/11,197,106,806.01 = 2,421,152,367.76/x - Step 3: Cross multiply
7,463,689,639.75x = 11,197,106,806.01 × 2,421,152,367.76 - Step 4: Simplify right side
7,463,689,639.75x = 27,109,901,655,466,860,544 - Step 5: Solve for x
x = 27,109,901,655,466,860,544/7,463,689,639.75 - Step 6: Final answer
x = 3,632,238,606.37
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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.