Finding the Fourth Proportional to 440,665,126.05, 660,973,768.62 and 133,933,324.08
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Solution
The fourth proportional to 440,665,126.05, 660,973,768.62 and 133,933,324.08 is: 200,892,715.87
Step by Step Solution
- Step 1: Write the proportion equation
440,665,126.05 : 660,973,768.62 = 133,933,324.08 : x - Step 2: Convert to fraction form
440,665,126.05/660,973,768.62 = 133,933,324.08/x - Step 3: Cross multiply
440,665,126.05x = 660,973,768.62 × 133,933,324.08 - Step 4: Simplify right side
440,665,126.05x = 88,526,413,960,961,392 - Step 5: Solve for x
x = 88,526,413,960,961,392/440,665,126.05 - Step 6: Final answer
x = 200,892,715.87
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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.