Finding the Fourth Proportional to 258,204,273.62, 356,329,365.37 and 140,737,212.18
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Solution
The fourth proportional to 258,204,273.62, 356,329,365.37 and 140,737,212.18 is: 194,221,423.21
Step by Step Solution
- Step 1: Write the proportion equation
258,204,273.62 : 356,329,365.37 = 140,737,212.18 : x - Step 2: Convert to fraction form
258,204,273.62/356,329,365.37 = 140,737,212.18/x - Step 3: Cross multiply
258,204,273.62x = 356,329,365.37 × 140,737,212.18 - Step 4: Simplify right side
258,204,273.62x = 50,148,801,499,690,592 - Step 5: Solve for x
x = 50,148,801,499,690,592/258,204,273.62 - Step 6: Final answer
x = 194,221,423.21
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.