Finding the Fourth Proportional to 135,371,556.56, 186,812,752.20 and 73,491,807.44
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Solution
The fourth proportional to 135,371,556.56, 186,812,752.20 and 73,491,807.44 is: 101,418,696.52
Step by Step Solution
- Step 1: Write the proportion equation
135,371,556.56 : 186,812,752.20 = 73,491,807.44 : x - Step 2: Convert to fraction form
135,371,556.56/186,812,752.20 = 73,491,807.44/x - Step 3: Cross multiply
135,371,556.56x = 186,812,752.20 × 73,491,807.44 - Step 4: Simplify right side
135,371,556.56x = 13,729,206,812,018,836 - Step 5: Solve for x
x = 13,729,206,812,018,836/135,371,556.56 - Step 6: Final answer
x = 101,418,696.52
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.