Finding the Fourth Proportional to 204,216,172.02, 281,725,650.99 and 120,527,526.06
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Solution
The fourth proportional to 204,216,172.02, 281,725,650.99 and 120,527,526.06 is: 166,273,294.64
Step by Step Solution
- Step 1: Write the proportion equation
204,216,172.02 : 281,725,650.99 = 120,527,526.06 : x - Step 2: Convert to fraction form
204,216,172.02/281,725,650.99 = 120,527,526.06/x - Step 3: Cross multiply
204,216,172.02x = 281,725,650.99 × 120,527,526.06 - Step 4: Simplify right side
204,216,172.02x = 33,955,695,741,467,692 - Step 5: Solve for x
x = 33,955,695,741,467,692/204,216,172.02 - Step 6: Final answer
x = 166,273,294.64
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.