Finding the Fourth Proportional to 2,729,165,890.14, 4,082,977,623.96 and 2,067,087,146.09
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Solution
The fourth proportional to 2,729,165,890.14, 4,082,977,623.96 and 2,067,087,146.09 is: 3,092,472,537.02
Step by Step Solution
- Step 1: Write the proportion equation
2,729,165,890.14 : 4,082,977,623.96 = 2,067,087,146.09 : x - Step 2: Convert to fraction form
2,729,165,890.14/4,082,977,623.96 = 2,067,087,146.09/x - Step 3: Cross multiply
2,729,165,890.14x = 4,082,977,623.96 × 2,067,087,146.09 - Step 4: Simplify right side
2,729,165,890.14x = 8,439,870,564,240,391,168 - Step 5: Solve for x
x = 8,439,870,564,240,391,168/2,729,165,890.14 - Step 6: Final answer
x = 3,092,472,537.02
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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.