Finding the Fourth Proportional to 306,733,715.40, 460,100,573.10 and 177,274,687.80
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Solution
The fourth proportional to 306,733,715.40, 460,100,573.10 and 177,274,687.80 is: 265,912,031.70
Step by Step Solution
- Step 1: Write the proportion equation
306,733,715.40 : 460,100,573.10 = 177,274,687.80 : x - Step 2: Convert to fraction form
306,733,715.40/460,100,573.10 = 177,274,687.80/x - Step 3: Cross multiply
306,733,715.40x = 460,100,573.10 × 177,274,687.80 - Step 4: Simplify right side
306,733,715.40x = 81,564,185,452,903,584 - Step 5: Solve for x
x = 81,564,185,452,903,584/306,733,715.40 - Step 6: Final answer
x = 265,912,031.70
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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.