Finding the Fourth Proportional to 150,059,266.72, 207,120,717.84 and 84,906,962.08
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Solution
The fourth proportional to 150,059,266.72, 207,120,717.84 and 84,906,962.08 is: 117,193,635.02
Step by Step Solution
- Step 1: Write the proportion equation
150,059,266.72 : 207,120,717.84 = 84,906,962.08 : x - Step 2: Convert to fraction form
150,059,266.72/207,120,717.84 = 84,906,962.08/x - Step 3: Cross multiply
150,059,266.72x = 207,120,717.84 × 84,906,962.08 - Step 4: Simplify right side
150,059,266.72x = 17,585,990,935,623,260 - Step 5: Solve for x
x = 17,585,990,935,623,260/150,059,266.72 - Step 6: Final answer
x = 117,193,635.02
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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.