Finding the Fourth Proportional to 165,893,596.20, 248,840,394.30 and 44,737,295.40
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Solution
The fourth proportional to 165,893,596.20, 248,840,394.30 and 44,737,295.40 is: 67,105,943.10
Step by Step Solution
- Step 1: Write the proportion equation
165,893,596.20 : 248,840,394.30 = 44,737,295.40 : x - Step 2: Convert to fraction form
165,893,596.20/248,840,394.30 = 44,737,295.40/x - Step 3: Cross multiply
165,893,596.20x = 248,840,394.30 × 44,737,295.40 - Step 4: Simplify right side
165,893,596.20x = 11,132,446,227,251,576 - Step 5: Solve for x
x = 11,132,446,227,251,576/165,893,596.20 - Step 6: Final answer
x = 67,105,943.10
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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.