Finding the Fourth Proportional to 608,337,912.60, 912,620,468.97 and 276,368,231.88
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Solution
The fourth proportional to 608,337,912.60, 912,620,468.97 and 276,368,231.88 is: 414,603,956.39
Step by Step Solution
- Step 1: Write the proportion equation
608,337,912.60 : 912,620,468.97 = 276,368,231.88 : x - Step 2: Convert to fraction form
608,337,912.60/912,620,468.97 = 276,368,231.88/x - Step 3: Cross multiply
608,337,912.60x = 912,620,468.97 × 276,368,231.88 - Step 4: Simplify right side
608,337,912.60x = 252,219,305,386,735,296 - Step 5: Solve for x
x = 252,219,305,386,735,296/608,337,912.60 - Step 6: Final answer
x = 414,603,956.39
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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.