Finding the Fourth Proportional to 2,515,047,305.13, 3,470,664,231.75 and 1,370,589,107.44
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Solution
The fourth proportional to 2,515,047,305.13, 3,470,664,231.75 and 1,370,589,107.44 is: 1,891,357,900.87
Step by Step Solution
- Step 1: Write the proportion equation
2,515,047,305.13 : 3,470,664,231.75 = 1,370,589,107.44 : x - Step 2: Convert to fraction form
2,515,047,305.13/3,470,664,231.75 = 1,370,589,107.44/x - Step 3: Cross multiply
2,515,047,305.13x = 3,470,664,231.75 × 1,370,589,107.44 - Step 4: Simplify right side
2,515,047,305.13x = 4,756,854,591,618,165,760 - Step 5: Solve for x
x = 4,756,854,591,618,165,760/2,515,047,305.13 - Step 6: Final answer
x = 1,891,357,900.87
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.