Finding the Fourth Proportional to 220,289,415.76, 330,379,186.20 and 64,812,286
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Solution
The fourth proportional to 220,289,415.76, 330,379,186.20 and 64,812,286 is: 97,202,265.62
Step by Step Solution
- Step 1: Write the proportion equation
220,289,415.76 : 330,379,186.20 = 64,812,286 : x - Step 2: Convert to fraction form
220,289,415.76/330,379,186.20 = 64,812,286/x - Step 3: Cross multiply
220,289,415.76x = 330,379,186.20 × 64,812,286 - Step 4: Simplify right side
220,289,415.76x = 21,412,630,304,441,652 - Step 5: Solve for x
x = 21,412,630,304,441,652/220,289,415.76 - Step 6: Final answer
x = 97,202,265.62
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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.