Finding the Fourth Proportional to 178,341,751.80, 267,512,627.70 and 178,341,751.80
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Solution
The fourth proportional to 178,341,751.80, 267,512,627.70 and 178,341,751.80 is: 267,512,627.70
Step by Step Solution
- Step 1: Write the proportion equation
178,341,751.80 : 267,512,627.70 = 178,341,751.80 : x - Step 2: Convert to fraction form
178,341,751.80/267,512,627.70 = 178,341,751.80/x - Step 3: Cross multiply
178,341,751.80x = 267,512,627.70 × 178,341,751.80 - Step 4: Simplify right side
178,341,751.80x = 47,708,670,652,639,208 - Step 5: Solve for x
x = 47,708,670,652,639,208/178,341,751.80 - Step 6: Final answer
x = 267,512,627.70
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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.