Finding the Fourth Proportional to 114,331,378.08, 171,400,660.11 and 49,586,419.20
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Solution
The fourth proportional to 114,331,378.08, 171,400,660.11 and 49,586,419.20 is: 74,337,816.32
Step by Step Solution
- Step 1: Write the proportion equation
114,331,378.08 : 171,400,660.11 = 49,586,419.20 : x - Step 2: Convert to fraction form
114,331,378.08/171,400,660.11 = 49,586,419.20/x - Step 3: Cross multiply
114,331,378.08x = 171,400,660.11 × 49,586,419.20 - Step 4: Simplify right side
114,331,378.08x = 8,499,144,983,371,179 - Step 5: Solve for x
x = 8,499,144,983,371,179/114,331,378.08 - Step 6: Final answer
x = 74,337,816.32
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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.