Finding the Fourth Proportional to 2,653,034,948.18, 3,977,455,575.26 and 1,324,381,087.70
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Solution
The fourth proportional to 2,653,034,948.18, 3,977,455,575.26 and 1,324,381,087.70 is: 1,985,524,896.55
Step by Step Solution
- Step 1: Write the proportion equation
2,653,034,948.18 : 3,977,455,575.26 = 1,324,381,087.70 : x - Step 2: Convert to fraction form
2,653,034,948.18/3,977,455,575.26 = 1,324,381,087.70/x - Step 3: Cross multiply
2,653,034,948.18x = 3,977,455,575.26 × 1,324,381,087.70 - Step 4: Simplify right side
2,653,034,948.18x = 5,267,666,941,041,268,736 - Step 5: Solve for x
x = 5,267,666,941,041,268,736/2,653,034,948.18 - Step 6: Final answer
x = 1,985,524,896.55
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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.