Finding the Fourth Proportional to 5,237,336,269.56, 7,227,421,603.02 and 2,858,491,259.04
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Solution
The fourth proportional to 5,237,336,269.56, 7,227,421,603.02 and 2,858,491,259.04 is: 3,944,662,021.74
Step by Step Solution
- Step 1: Write the proportion equation
5,237,336,269.56 : 7,227,421,603.02 = 2,858,491,259.04 : x - Step 2: Convert to fraction form
5,237,336,269.56/7,227,421,603.02 = 2,858,491,259.04/x - Step 3: Cross multiply
5,237,336,269.56x = 7,227,421,603.02 × 2,858,491,259.04 - Step 4: Simplify right side
5,237,336,269.56x = 20,659,521,477,629,534,208 - Step 5: Solve for x
x = 20,659,521,477,629,534,208/5,237,336,269.56 - Step 6: Final answer
x = 3,944,662,021.74
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1.5x scale
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.