Finding the Fourth Proportional to 330,965,533.44, 496,282,204.80 and 192,835,779.84
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Solution
The fourth proportional to 330,965,533.44, 496,282,204.80 and 192,835,779.84 is: 289,156,894.94
Step by Step Solution
- Step 1: Write the proportion equation
330,965,533.44 : 496,282,204.80 = 192,835,779.84 : x - Step 2: Convert to fraction form
330,965,533.44/496,282,204.80 = 192,835,779.84/x - Step 3: Cross multiply
330,965,533.44x = 496,282,204.80 × 192,835,779.84 - Step 4: Simplify right side
330,965,533.44x = 95,700,965,983,322,592 - Step 5: Solve for x
x = 95,700,965,983,322,592/330,965,533.44 - Step 6: Final answer
x = 289,156,894.94
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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.