Finding the Fourth Proportional to 194,170,224.10, 291,255,336.15 and 117,977,865.70
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Solution
The fourth proportional to 194,170,224.10, 291,255,336.15 and 117,977,865.70 is: 176,966,798.55
Step by Step Solution
- Step 1: Write the proportion equation
194,170,224.10 : 291,255,336.15 = 117,977,865.70 : x - Step 2: Convert to fraction form
194,170,224.10/291,255,336.15 = 117,977,865.70/x - Step 3: Cross multiply
194,170,224.10x = 291,255,336.15 × 117,977,865.70 - Step 4: Simplify right side
194,170,224.10x = 34,361,682,932,713,052 - Step 5: Solve for x
x = 34,361,682,932,713,052/194,170,224.10 - Step 6: Final answer
x = 176,966,798.55
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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.