Finding the Fourth Proportional to 324,017,471.14, 447,145,287.12 and 175,338,576.09
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Solution
The fourth proportional to 324,017,471.14, 447,145,287.12 and 175,338,576.09 is: 241,967,871.90
Step by Step Solution
- Step 1: Write the proportion equation
324,017,471.14 : 447,145,287.12 = 175,338,576.09 : x - Step 2: Convert to fraction form
324,017,471.14/447,145,287.12 = 175,338,576.09/x - Step 3: Cross multiply
324,017,471.14x = 447,145,287.12 × 175,338,576.09 - Step 4: Simplify right side
324,017,471.14x = 78,401,817,948,975,024 - Step 5: Solve for x
x = 78,401,817,948,975,024/324,017,471.14 - Step 6: Final answer
x = 241,967,871.90
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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.