Finding the Fourth Proportional to 2,653,034,716.86, 3,977,455,229.12 and 1,324,380,858.08
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Solution
The fourth proportional to 2,653,034,716.86, 3,977,455,229.12 and 1,324,380,858.08 is: 1,985,524,552.63
Step by Step Solution
- Step 1: Write the proportion equation
2,653,034,716.86 : 3,977,455,229.12 = 1,324,380,858.08 : x - Step 2: Convert to fraction form
2,653,034,716.86/3,977,455,229.12 = 1,324,380,858.08/x - Step 3: Cross multiply
2,653,034,716.86x = 3,977,455,229.12 × 1,324,380,858.08 - Step 4: Simplify right side
2,653,034,716.86x = 5,267,665,569,316,727,808 - Step 5: Solve for x
x = 5,267,665,569,316,727,808/2,653,034,716.86 - Step 6: Final answer
x = 1,985,524,552.63
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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.