Finding the Fourth Proportional to 67,412,021,025.13, 100,977,319,163.79 and 40,435,034,489.88
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Solution
The fourth proportional to 67,412,021,025.13, 100,977,319,163.79 and 40,435,034,489.88 is: 60,568,149,730.46
Step by Step Solution
- Step 1: Write the proportion equation
67,412,021,025.13 : 100,977,319,163.79 = 40,435,034,489.88 : x - Step 2: Convert to fraction form
67,412,021,025.13/100,977,319,163.79 = 40,435,034,489.88/x - Step 3: Cross multiply
67,412,021,025.13x = 100,977,319,163.79 × 40,435,034,489.88 - Step 4: Simplify right side
67,412,021,025.13x = 4,083,021,383,082,964,418,560 - Step 5: Solve for x
x = 4,083,021,383,082,964,418,560/67,412,021,025.13 - Step 6: Final answer
x = 60,568,149,730.46
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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.