Finding the Fourth Proportional to 177,512,139.70, 266,268,209.55 and 177,512,139.70
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Solution
The fourth proportional to 177,512,139.70, 266,268,209.55 and 177,512,139.70 is: 266,268,209.55
Step by Step Solution
- Step 1: Write the proportion equation
177,512,139.70 : 266,268,209.55 = 177,512,139.70 : x - Step 2: Convert to fraction form
177,512,139.70/266,268,209.55 = 177,512,139.70/x - Step 3: Cross multiply
177,512,139.70x = 266,268,209.55 × 177,512,139.70 - Step 4: Simplify right side
177,512,139.70x = 47,265,839,611,308,472 - Step 5: Solve for x
x = 47,265,839,611,308,472/177,512,139.70 - Step 6: Final answer
x = 266,268,209.55
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1.5x scale
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.