Finding the Fourth Proportional to 226,911,517.80, 340,367,276.70 and 194,626,477.05
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Solution
The fourth proportional to 226,911,517.80, 340,367,276.70 and 194,626,477.05 is: 291,939,715.58
Step by Step Solution
- Step 1: Write the proportion equation
226,911,517.80 : 340,367,276.70 = 194,626,477.05 : x - Step 2: Convert to fraction form
226,911,517.80/340,367,276.70 = 194,626,477.05/x - Step 3: Cross multiply
226,911,517.80x = 340,367,276.70 × 194,626,477.05 - Step 4: Simplify right side
226,911,517.80x = 66,244,483,967,223,552 - Step 5: Solve for x
x = 66,244,483,967,223,552/226,911,517.80 - Step 6: Final answer
x = 291,939,715.58
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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.