Finding the Fourth Proportional to 5,237,876,796.08, 7,856,741,204.95 and 2,438,279,487.44
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Solution
The fourth proportional to 5,237,876,796.08, 7,856,741,204.95 and 2,438,279,487.44 is: 3,657,384,788.53
Step by Step Solution
- Step 1: Write the proportion equation
5,237,876,796.08 : 7,856,741,204.95 = 2,438,279,487.44 : x - Step 2: Convert to fraction form
5,237,876,796.08/7,856,741,204.95 = 2,438,279,487.44/x - Step 3: Cross multiply
5,237,876,796.08x = 7,856,741,204.95 × 2,438,279,487.44 - Step 4: Simplify right side
5,237,876,796.08x = 19,156,930,918,188,294,144 - Step 5: Solve for x
x = 19,156,930,918,188,294,144/5,237,876,796.08 - Step 6: Final answer
x = 3,657,384,788.53
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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.