Finding the Fourth Proportional to 237,707,007.12, 327,914,942.76 and 155,249,058.96
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Solution
The fourth proportional to 237,707,007.12, 327,914,942.76 and 155,249,058.96 is: 214,164,853.19
Step by Step Solution
- Step 1: Write the proportion equation
237,707,007.12 : 327,914,942.76 = 155,249,058.96 : x - Step 2: Convert to fraction form
237,707,007.12/327,914,942.76 = 155,249,058.96/x - Step 3: Cross multiply
237,707,007.12x = 327,914,942.76 × 155,249,058.96 - Step 4: Simplify right side
237,707,007.12x = 50,908,486,282,412,264 - Step 5: Solve for x
x = 50,908,486,282,412,264/237,707,007.12 - Step 6: Final answer
x = 214,164,853.19
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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.