Finding the Fourth Proportional to 239,861,286, 359,935,223.40 and 220,346,596.08
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Solution
The fourth proportional to 239,861,286, 359,935,223.40 and 220,346,596.08 is: 330,651,530.34
Step by Step Solution
- Step 1: Write the proportion equation
239,861,286 : 359,935,223.40 = 220,346,596.08 : x - Step 2: Convert to fraction form
239,861,286/359,935,223.40 = 220,346,596.08/x - Step 3: Cross multiply
239,861,286x = 359,935,223.40 × 220,346,596.08 - Step 4: Simplify right side
239,861,286x = 79,310,501,285,484,368 - Step 5: Solve for x
x = 79,310,501,285,484,368/239,861,286 - Step 6: Final answer
x = 330,651,530.34
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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.