Finding the Fourth Proportional to 177,647,941.70, 266,471,912.55 and 101,120,437.70
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Solution
The fourth proportional to 177,647,941.70, 266,471,912.55 and 101,120,437.70 is: 151,680,656.55
Step by Step Solution
- Step 1: Write the proportion equation
177,647,941.70 : 266,471,912.55 = 101,120,437.70 : x - Step 2: Convert to fraction form
177,647,941.70/266,471,912.55 = 101,120,437.70/x - Step 3: Cross multiply
177,647,941.70x = 266,471,912.55 × 101,120,437.70 - Step 4: Simplify right side
177,647,941.70x = 26,945,756,431,812,124 - Step 5: Solve for x
x = 26,945,756,431,812,124/177,647,941.70 - Step 6: Final answer
x = 151,680,656.55
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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.