Finding the Fourth Proportional to 138,373,001.14, 207,602,678.50 and 41,332,537.94
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Solution
The fourth proportional to 138,373,001.14, 207,602,678.50 and 41,332,537.94 is: 62,011,703.98
Step by Step Solution
- Step 1: Write the proportion equation
138,373,001.14 : 207,602,678.50 = 41,332,537.94 : x - Step 2: Convert to fraction form
138,373,001.14/207,602,678.50 = 41,332,537.94/x - Step 3: Cross multiply
138,373,001.14x = 207,602,678.50 × 41,332,537.94 - Step 4: Simplify right side
138,373,001.14x = 8,580,745,585,546,872 - Step 5: Solve for x
x = 8,580,745,585,546,872/138,373,001.14 - Step 6: Final answer
x = 62,011,703.98
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.