Finding the Fourth Proportional to 3,779,143,811.10, 5,668,715,716.65 and 1,844,226,179.10
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Solution
The fourth proportional to 3,779,143,811.10, 5,668,715,716.65 and 1,844,226,179.10 is: 2,766,339,268.65
Step by Step Solution
- Step 1: Write the proportion equation
3,779,143,811.10 : 5,668,715,716.65 = 1,844,226,179.10 : x - Step 2: Convert to fraction form
3,779,143,811.10/5,668,715,716.65 = 1,844,226,179.10/x - Step 3: Cross multiply
3,779,143,811.10x = 5,668,715,716.65 × 1,844,226,179.10 - Step 4: Simplify right side
3,779,143,811.10x = 10,454,393,926,521,546,752 - Step 5: Solve for x
x = 10,454,393,926,521,546,752/3,779,143,811.10 - Step 6: Final answer
x = 2,766,339,268.65
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1.5x scale
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.