Finding the Fourth Proportional to 231,333,013.14, 346,986,747.11 and 169,148,052.09
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Solution
The fourth proportional to 231,333,013.14, 346,986,747.11 and 169,148,052.09 is: 253,712,738.95
Step by Step Solution
- Step 1: Write the proportion equation
231,333,013.14 : 346,986,747.11 = 169,148,052.09 : x - Step 2: Convert to fraction form
231,333,013.14/346,986,747.11 = 169,148,052.09/x - Step 3: Cross multiply
231,333,013.14x = 346,986,747.11 × 169,148,052.09 - Step 4: Simplify right side
231,333,013.14x = 58,692,132,372,967,008 - Step 5: Solve for x
x = 58,692,132,372,967,008/231,333,013.14 - Step 6: Final answer
x = 253,712,738.95
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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.