Finding the Fourth Proportional to 117,512,176.80, 176,268,265.20 and 81,232,471.20
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Solution
The fourth proportional to 117,512,176.80, 176,268,265.20 and 81,232,471.20 is: 121,848,706.80
Step by Step Solution
- Step 1: Write the proportion equation
117,512,176.80 : 176,268,265.20 = 81,232,471.20 : x - Step 2: Convert to fraction form
117,512,176.80/176,268,265.20 = 81,232,471.20/x - Step 3: Cross multiply
117,512,176.80x = 176,268,265.20 × 81,232,471.20 - Step 4: Simplify right side
117,512,176.80x = 14,318,706,776,332,962 - Step 5: Solve for x
x = 14,318,706,776,332,962/117,512,176.80 - Step 6: Final answer
x = 121,848,706.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.