Finding the Fourth Proportional to 8,226,026,701.56, 12,339,013,138.74 and 2,985,627,926.52
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Solution
The fourth proportional to 8,226,026,701.56, 12,339,013,138.74 and 2,985,627,926.52 is: 4,478,432,121.52
Step by Step Solution
- Step 1: Write the proportion equation
8,226,026,701.56 : 12,339,013,138.74 = 2,985,627,926.52 : x - Step 2: Convert to fraction form
8,226,026,701.56/12,339,013,138.74 = 2,985,627,926.52/x - Step 3: Cross multiply
8,226,026,701.56x = 12,339,013,138.74 × 2,985,627,926.52 - Step 4: Simplify right side
8,226,026,701.56x = 36,839,702,212,719,341,568 - Step 5: Solve for x
x = 36,839,702,212,719,341,568/8,226,026,701.56 - Step 6: Final answer
x = 4,478,432,121.52
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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.