Finding the Fourth Proportional to 189,092,844.20, 283,668,592.62 and 79,918,474.88
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Solution
The fourth proportional to 189,092,844.20, 283,668,592.62 and 79,918,474.88 is: 119,890,106.84
Step by Step Solution
- Step 1: Write the proportion equation
189,092,844.20 : 283,668,592.62 = 79,918,474.88 : x - Step 2: Convert to fraction form
189,092,844.20/283,668,592.62 = 79,918,474.88/x - Step 3: Cross multiply
189,092,844.20x = 283,668,592.62 × 79,918,474.88 - Step 4: Simplify right side
189,092,844.20x = 22,670,361,293,546,424 - Step 5: Solve for x
x = 22,670,361,293,546,424/189,092,844.20 - Step 6: Final answer
x = 119,890,106.84
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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.