Finding the Fourth Proportional to 445,104,493.80, 667,185,521.30 and 149,718,415.84
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Solution
The fourth proportional to 445,104,493.80, 667,185,521.30 and 149,718,415.84 is: 224,419,121.15
Step by Step Solution
- Step 1: Write the proportion equation
445,104,493.80 : 667,185,521.30 = 149,718,415.84 : x - Step 2: Convert to fraction form
445,104,493.80/667,185,521.30 = 149,718,415.84/x - Step 3: Cross multiply
445,104,493.80x = 667,185,521.30 × 149,718,415.84 - Step 4: Simplify right side
445,104,493.80x = 99,889,959,320,420,576 - Step 5: Solve for x
x = 99,889,959,320,420,576/445,104,493.80 - Step 6: Final answer
x = 224,419,121.15
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.