Finding the Fourth Proportional to 109,825,400.43, 151,553,971.76 and 60,264,524.97
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Solution
The fourth proportional to 109,825,400.43, 151,553,971.76 and 60,264,524.97 is: 83,162,256.45
Step by Step Solution
- Step 1: Write the proportion equation
109,825,400.43 : 151,553,971.76 = 60,264,524.97 : x - Step 2: Convert to fraction form
109,825,400.43/151,553,971.76 = 60,264,524.97/x - Step 3: Cross multiply
109,825,400.43x = 151,553,971.76 × 60,264,524.97 - Step 4: Simplify right side
109,825,400.43x = 9,133,328,115,131,872 - Step 5: Solve for x
x = 9,133,328,115,131,872/109,825,400.43 - Step 6: Final answer
x = 83,162,256.45
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.