Finding the Fourth Proportional to 371,436,532.55, 512,576,668.58 and 204,169,214.60
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Solution
The fourth proportional to 371,436,532.55, 512,576,668.58 and 204,169,214.60 is: 281,750,357.53
Step by Step Solution
- Step 1: Write the proportion equation
371,436,532.55 : 512,576,668.58 = 204,169,214.60 : x - Step 2: Convert to fraction form
371,436,532.55/512,576,668.58 = 204,169,214.60/x - Step 3: Cross multiply
371,436,532.55x = 512,576,668.58 × 204,169,214.60 - Step 4: Simplify right side
371,436,532.55x = 104,652,375,842,679,360 - Step 5: Solve for x
x = 104,652,375,842,679,360/371,436,532.55 - Step 6: Final answer
x = 281,750,357.53
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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.