Finding the Fourth Proportional to 171,873,152.54, 237,190,679.63 and 96,532,757.18
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Solution
The fourth proportional to 171,873,152.54, 237,190,679.63 and 96,532,757.18 is: 133,218,422.68
Step by Step Solution
- Step 1: Write the proportion equation
171,873,152.54 : 237,190,679.63 = 96,532,757.18 : x - Step 2: Convert to fraction form
171,873,152.54/237,190,679.63 = 96,532,757.18/x - Step 3: Cross multiply
171,873,152.54x = 237,190,679.63 × 96,532,757.18 - Step 4: Simplify right side
171,873,152.54x = 22,896,670,282,192,276 - Step 5: Solve for x
x = 22,896,670,282,192,276/171,873,152.54 - Step 6: Final answer
x = 133,218,422.68
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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.