Finding the Fourth Proportional to 350,642,848.68, 483,901,408.26 and 194,007,418.92
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Solution
The fourth proportional to 350,642,848.68, 483,901,408.26 and 194,007,418.92 is: 267,738,137.49
Step by Step Solution
- Step 1: Write the proportion equation
350,642,848.68 : 483,901,408.26 = 194,007,418.92 : x - Step 2: Convert to fraction form
350,642,848.68/483,901,408.26 = 194,007,418.92/x - Step 3: Cross multiply
350,642,848.68x = 483,901,408.26 × 194,007,418.92 - Step 4: Simplify right side
350,642,848.68x = 93,880,463,228,275,760 - Step 5: Solve for x
x = 93,880,463,228,275,760/350,642,848.68 - Step 6: Final answer
x = 267,738,137.49
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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.