Finding the Fourth Proportional to 157,367,816, 217,167,586.16 and 92,177,720
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Solution
The fourth proportional to 157,367,816, 217,167,586.16 and 92,177,720 is: 127,205,253.65
Step by Step Solution
- Step 1: Write the proportion equation
157,367,816 : 217,167,586.16 = 92,177,720 : x - Step 2: Convert to fraction form
157,367,816/217,167,586.16 = 92,177,720/x - Step 3: Cross multiply
157,367,816x = 217,167,586.16 × 92,177,720 - Step 4: Simplify right side
157,367,816x = 20,018,012,950,132,356 - Step 5: Solve for x
x = 20,018,012,950,132,356/157,367,816 - Step 6: Final answer
x = 127,205,253.65
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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.