Finding the Fourth Proportional to 3,621,672,245.95, 5,432,508,368.93 and 1,036,743,221.95
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Solution
The fourth proportional to 3,621,672,245.95, 5,432,508,368.93 and 1,036,743,221.95 is: 1,555,114,832.93
Step by Step Solution
- Step 1: Write the proportion equation
3,621,672,245.95 : 5,432,508,368.93 = 1,036,743,221.95 : x - Step 2: Convert to fraction form
3,621,672,245.95/5,432,508,368.93 = 1,036,743,221.95/x - Step 3: Cross multiply
3,621,672,245.95x = 5,432,508,368.93 × 1,036,743,221.95 - Step 4: Simplify right side
3,621,672,245.95x = 5,632,116,229,669,644,288 - Step 5: Solve for x
x = 5,632,116,229,669,644,288/3,621,672,245.95 - Step 6: Final answer
x = 1,555,114,832.93
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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.