Finding the Fourth Proportional to 134,429,404.70, 201,644,107.05 and 66,304,732.70
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Solution
The fourth proportional to 134,429,404.70, 201,644,107.05 and 66,304,732.70 is: 99,457,099.05
Step by Step Solution
- Step 1: Write the proportion equation
134,429,404.70 : 201,644,107.05 = 66,304,732.70 : x - Step 2: Convert to fraction form
134,429,404.70/201,644,107.05 = 66,304,732.70/x - Step 3: Cross multiply
134,429,404.70x = 201,644,107.05 × 66,304,732.70 - Step 4: Simplify right side
134,429,404.70x = 13,369,958,618,480,436 - Step 5: Solve for x
x = 13,369,958,618,480,436/134,429,404.70 - Step 6: Final answer
x = 99,457,099.05
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1.5x scale
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.