Finding the Fourth Proportional to 95,827,661.43, 132,242,173.38 and 54,578,391.99
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Solution
The fourth proportional to 95,827,661.43, 132,242,173.38 and 54,578,391.99 is: 75,318,181.29
Step by Step Solution
- Step 1: Write the proportion equation
95,827,661.43 : 132,242,173.38 = 54,578,391.99 : x - Step 2: Convert to fraction form
95,827,661.43/132,242,173.38 = 54,578,391.99/x - Step 3: Cross multiply
95,827,661.43x = 132,242,173.38 × 54,578,391.99 - Step 4: Simplify right side
95,827,661.43x = 7,217,565,176,343,183 - Step 5: Solve for x
x = 7,217,565,176,343,183/95,827,661.43 - Step 6: Final answer
x = 75,318,181.29
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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.