Finding the Fourth Proportional to 106,613,154.40, 159,929,491.12 and 29,935,665.44
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Solution
The fourth proportional to 106,613,154.40, 159,929,491.12 and 29,935,665.44 is: 44,906,238.51
Step by Step Solution
- Step 1: Write the proportion equation
106,613,154.40 : 159,929,491.12 = 29,935,665.44 : x - Step 2: Convert to fraction form
106,613,154.40/159,929,491.12 = 29,935,665.44/x - Step 3: Cross multiply
106,613,154.40x = 159,929,491.12 × 29,935,665.44 - Step 4: Simplify right side
106,613,154.40x = 4,787,595,740,157,771 - Step 5: Solve for x
x = 4,787,595,740,157,771/106,613,154.40 - Step 6: Final answer
x = 44,906,238.51
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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.