Finding the Fourth Proportional to 1,998,354,434.51, 2,757,619,865.97 and 1,093,935,408.27
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Solution
The fourth proportional to 1,998,354,434.51, 2,757,619,865.97 and 1,093,935,408.27 is: 1,509,571,055.98
Step by Step Solution
- Step 1: Write the proportion equation
1,998,354,434.51 : 2,757,619,865.97 = 1,093,935,408.27 : x - Step 2: Convert to fraction form
1,998,354,434.51/2,757,619,865.97 = 1,093,935,408.27/x - Step 3: Cross multiply
1,998,354,434.51x = 2,757,619,865.97 × 1,093,935,408.27 - Step 4: Simplify right side
1,998,354,434.51x = 3,016,658,013,937,860,096 - Step 5: Solve for x
x = 3,016,658,013,937,860,096/1,998,354,434.51 - Step 6: Final answer
x = 1,509,571,055.98
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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.