Finding the Fourth Proportional to 908,595,713.92, 1,363,122,877.92 and 253,546,195.36
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Solution
The fourth proportional to 908,595,713.92, 1,363,122,877.92 and 253,546,195.36 is: 380,383,281.82
Step by Step Solution
- Step 1: Write the proportion equation
908,595,713.92 : 1,363,122,877.92 = 253,546,195.36 : x - Step 2: Convert to fraction form
908,595,713.92/1,363,122,877.92 = 253,546,195.36/x - Step 3: Cross multiply
908,595,713.92x = 1,363,122,877.92 × 253,546,195.36 - Step 4: Simplify right side
908,595,713.92x = 345,614,619,504,789,760 - Step 5: Solve for x
x = 345,614,619,504,789,760/908,595,713.92 - Step 6: Final answer
x = 380,383,281.82
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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.