Finding the Fourth Proportional to 194,170,510.10, 291,255,765.15 and 177,542,311.70
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Solution
The fourth proportional to 194,170,510.10, 291,255,765.15 and 177,542,311.70 is: 266,313,467.55
Step by Step Solution
- Step 1: Write the proportion equation
194,170,510.10 : 291,255,765.15 = 177,542,311.70 : x - Step 2: Convert to fraction form
194,170,510.10/291,255,765.15 = 177,542,311.70/x - Step 3: Cross multiply
194,170,510.10x = 291,255,765.15 × 177,542,311.70 - Step 4: Simplify right side
194,170,510.10x = 51,710,221,840,683,288 - Step 5: Solve for x
x = 51,710,221,840,683,288/194,170,510.10 - Step 6: Final answer
x = 266,313,467.55
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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.