Finding the Fourth Proportional to 179,771,246.10, 269,656,869.15 and 177,979,655.70
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Solution
The fourth proportional to 179,771,246.10, 269,656,869.15 and 177,979,655.70 is: 266,969,483.55
Step by Step Solution
- Step 1: Write the proportion equation
179,771,246.10 : 269,656,869.15 = 177,979,655.70 : x - Step 2: Convert to fraction form
179,771,246.10/269,656,869.15 = 177,979,655.70/x - Step 3: Cross multiply
179,771,246.10x = 269,656,869.15 × 177,979,655.70 - Step 4: Simplify right side
179,771,246.10x = 47,993,436,728,456,944 - Step 5: Solve for x
x = 47,993,436,728,456,944/179,771,246.10 - Step 6: Final answer
x = 266,969,483.55
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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.