Finding the Fourth Proportional to 106,613,596.20, 159,930,153.58 and 29,936,107.74
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Solution
The fourth proportional to 106,613,596.20, 159,930,153.58 and 29,936,107.74 is: 44,906,901.93
Step by Step Solution
- Step 1: Write the proportion equation
106,613,596.20 : 159,930,153.58 = 29,936,107.74 : x - Step 2: Convert to fraction form
106,613,596.20/159,930,153.58 = 29,936,107.74/x - Step 3: Cross multiply
106,613,596.20x = 159,930,153.58 × 29,936,107.74 - Step 4: Simplify right side
106,613,596.20x = 4,787,686,308,445,627 - Step 5: Solve for x
x = 4,787,686,308,445,627/106,613,596.20 - Step 6: Final answer
x = 44,906,901.93
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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.