Finding the Fourth Proportional to 118,340,998.20, 177,511,497.30 and 32,079,266.55
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Solution
The fourth proportional to 118,340,998.20, 177,511,497.30 and 32,079,266.55 is: 48,118,899.83
Step by Step Solution
- Step 1: Write the proportion equation
118,340,998.20 : 177,511,497.30 = 32,079,266.55 : x - Step 2: Convert to fraction form
118,340,998.20/177,511,497.30 = 32,079,266.55/x - Step 3: Cross multiply
118,340,998.20x = 177,511,497.30 × 32,079,266.55 - Step 4: Simplify right side
118,340,998.20x = 5,694,438,637,576,306 - Step 5: Solve for x
x = 5,694,438,637,576,306/118,340,998.20 - Step 6: Final answer
x = 48,118,899.83
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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.