Finding the Fourth Proportional to 195,815,608.29, 270,613,093.18 and 160,477,688.07
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Solution
The fourth proportional to 195,815,608.29, 270,613,093.18 and 160,477,688.07 is: 221,776,823.28
Step by Step Solution
- Step 1: Write the proportion equation
195,815,608.29 : 270,613,093.18 = 160,477,688.07 : x - Step 2: Convert to fraction form
195,815,608.29/270,613,093.18 = 160,477,688.07/x - Step 3: Cross multiply
195,815,608.29x = 270,613,093.18 × 160,477,688.07 - Step 4: Simplify right side
195,815,608.29x = 43,427,363,554,997,880 - Step 5: Solve for x
x = 43,427,363,554,997,880/195,815,608.29 - Step 6: Final answer
x = 221,776,823.28
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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.