Finding the Fourth Proportional to 234,193,731.68, 323,081,365.92 and 141,344,559.20
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Solution
The fourth proportional to 234,193,731.68, 323,081,365.92 and 141,344,559.20 is: 194,991,526.56
Step by Step Solution
- Step 1: Write the proportion equation
234,193,731.68 : 323,081,365.92 = 141,344,559.20 : x - Step 2: Convert to fraction form
234,193,731.68/323,081,365.92 = 141,344,559.20/x - Step 3: Cross multiply
234,193,731.68x = 323,081,365.92 × 141,344,559.20 - Step 4: Simplify right side
234,193,731.68x = 45,665,793,251,696,304 - Step 5: Solve for x
x = 45,665,793,251,696,304/234,193,731.68 - Step 6: Final answer
x = 194,991,526.56
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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.