Finding the Fourth Proportional to 5,599,556,672.28, 8,393,467,917.60 and 2,609,154,330
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Solution
The fourth proportional to 5,599,556,672.28, 8,393,467,917.60 and 2,609,154,330 is: 3,910,997,681.18
Step by Step Solution
- Step 1: Write the proportion equation
5,599,556,672.28 : 8,393,467,917.60 = 2,609,154,330 : x - Step 2: Convert to fraction form
5,599,556,672.28/8,393,467,917.60 = 2,609,154,330/x - Step 3: Cross multiply
5,599,556,672.28x = 8,393,467,917.60 × 2,609,154,330 - Step 4: Simplify right side
5,599,556,672.28x = 21,899,853,160,922,124,288 - Step 5: Solve for x
x = 21,899,853,160,922,124,288/5,599,556,672.28 - Step 6: Final answer
x = 3,910,997,681.18
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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.