Finding the Fourth Proportional to 2,211,586,678.44, 3,051,969,450.80 and 1,208,004,085.08
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Solution
The fourth proportional to 2,211,586,678.44, 3,051,969,450.80 and 1,208,004,085.08 is: 1,667,034,622.72
Step by Step Solution
- Step 1: Write the proportion equation
2,211,586,678.44 : 3,051,969,450.80 = 1,208,004,085.08 : x - Step 2: Convert to fraction form
2,211,586,678.44/3,051,969,450.80 = 1,208,004,085.08/x - Step 3: Cross multiply
2,211,586,678.44x = 3,051,969,450.80 × 1,208,004,085.08 - Step 4: Simplify right side
2,211,586,678.44x = 3,686,791,564,099,723,776 - Step 5: Solve for x
x = 3,686,791,564,099,723,776/2,211,586,678.44 - Step 6: Final answer
x = 1,667,034,622.72
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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.