Finding the Fourth Proportional to 373,977,013.30, 560,965,519.95 and 169,903,669.30
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Solution
The fourth proportional to 373,977,013.30, 560,965,519.95 and 169,903,669.30 is: 254,855,503.95
Step by Step Solution
- Step 1: Write the proportion equation
373,977,013.30 : 560,965,519.95 = 169,903,669.30 : x - Step 2: Convert to fraction form
373,977,013.30/560,965,519.95 = 169,903,669.30/x - Step 3: Cross multiply
373,977,013.30x = 560,965,519.95 × 169,903,669.30 - Step 4: Simplify right side
373,977,013.30x = 95,310,100,190,287,360 - Step 5: Solve for x
x = 95,310,100,190,287,360/373,977,013.30 - Step 6: Final answer
x = 254,855,503.95
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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.