Finding the Fourth Proportional to 5,192,263,284.76, 7,167,794,107.98 and 3,478,563,236.44
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Solution
The fourth proportional to 5,192,263,284.76, 7,167,794,107.98 and 3,478,563,236.44 is: 4,802,072,565.07
Step by Step Solution
- Step 1: Write the proportion equation
5,192,263,284.76 : 7,167,794,107.98 = 3,478,563,236.44 : x - Step 2: Convert to fraction form
5,192,263,284.76/7,167,794,107.98 = 3,478,563,236.44/x - Step 3: Cross multiply
5,192,263,284.76x = 7,167,794,107.98 × 3,478,563,236.44 - Step 4: Simplify right side
5,192,263,284.76x = 24,933,625,070,390,468,608 - Step 5: Solve for x
x = 24,933,625,070,390,468,608/5,192,263,284.76 - Step 6: Final answer
x = 4,802,072,565.07
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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.