Finding the Fourth Proportional to 8,121,189,189.08, 12,173,186,113.00 and 2,731,699,236.98
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Solution
The fourth proportional to 8,121,189,189.08, 12,173,186,113.00 and 2,731,699,236.98 is: 4,094,656,883.65
Step by Step Solution
- Step 1: Write the proportion equation
8,121,189,189.08 : 12,173,186,113.00 = 2,731,699,236.98 : x - Step 2: Convert to fraction form
8,121,189,189.08/12,173,186,113.00 = 2,731,699,236.98/x - Step 3: Cross multiply
8,121,189,189.08x = 12,173,186,113.00 × 2,731,699,236.98 - Step 4: Simplify right side
8,121,189,189.08x = 33,253,483,216,483,975,168 - Step 5: Solve for x
x = 33,253,483,216,483,975,168/8,121,189,189.08 - Step 6: Final answer
x = 4,094,656,883.65
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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.