Finding the Fourth Proportional to 305,156,774.67, 457,692,044.49 and 97,868,245.83
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Solution
The fourth proportional to 305,156,774.67, 457,692,044.49 and 97,868,245.83 is: 146,788,540.33
Step by Step Solution
- Step 1: Write the proportion equation
305,156,774.67 : 457,692,044.49 = 97,868,245.83 : x - Step 2: Convert to fraction form
305,156,774.67/457,692,044.49 = 97,868,245.83/x - Step 3: Cross multiply
305,156,774.67x = 457,692,044.49 × 97,868,245.83 - Step 4: Simplify right side
305,156,774.67x = 44,793,517,524,582,616 - Step 5: Solve for x
x = 44,793,517,524,582,616/305,156,774.67 - Step 6: Final answer
x = 146,788,540.33
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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.