Finding the Fourth Proportional to 227,402,325.10, 313,816,148.47 and 122,980,394.26
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Solution
The fourth proportional to 227,402,325.10, 313,816,148.47 and 122,980,394.26 is: 169,713,452.34
Step by Step Solution
- Step 1: Write the proportion equation
227,402,325.10 : 313,816,148.47 = 122,980,394.26 : x - Step 2: Convert to fraction form
227,402,325.10/313,816,148.47 = 122,980,394.26/x - Step 3: Cross multiply
227,402,325.10x = 313,816,148.47 × 122,980,394.26 - Step 4: Simplify right side
227,402,325.10x = 38,593,233,661,811,312 - Step 5: Solve for x
x = 38,593,233,661,811,312/227,402,325.10 - Step 6: Final answer
x = 169,713,452.34
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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.