Finding the Fourth Proportional to 295,258,245.09, 407,448,484.11 and 163,096,397.16
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Solution
The fourth proportional to 295,258,245.09, 407,448,484.11 and 163,096,397.16 is: 225,068,667.49
Step by Step Solution
- Step 1: Write the proportion equation
295,258,245.09 : 407,448,484.11 = 163,096,397.16 : x - Step 2: Convert to fraction form
295,258,245.09/407,448,484.11 = 163,096,397.16/x - Step 3: Cross multiply
295,258,245.09x = 407,448,484.11 × 163,096,397.16 - Step 4: Simplify right side
295,258,245.09x = 66,453,379,786,644,512 - Step 5: Solve for x
x = 66,453,379,786,644,512/295,258,245.09 - Step 6: Final answer
x = 225,068,667.49
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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.