Finding the Fourth Proportional to 118,378,060.92, 176,318,827.74 and 113,066,724.06
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Solution
The fourth proportional to 118,378,060.92, 176,318,827.74 and 113,066,724.06 is: 168,407,829.02
Step by Step Solution
- Step 1: Write the proportion equation
118,378,060.92 : 176,318,827.74 = 113,066,724.06 : x - Step 2: Convert to fraction form
118,378,060.92/176,318,827.74 = 113,066,724.06/x - Step 3: Cross multiply
118,378,060.92x = 176,318,827.74 × 113,066,724.06 - Step 4: Simplify right side
118,378,060.92x = 19,935,792,242,661,256 - Step 5: Solve for x
x = 19,935,792,242,661,256/118,378,060.92 - Step 6: Final answer
x = 168,407,829.02
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.