Finding the Fourth Proportional to 126,511,244.10, 189,640,894.95 and 58,234,853.70
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Solution
The fourth proportional to 126,511,244.10, 189,640,894.95 and 58,234,853.70 is: 87,294,294.29
Step by Step Solution
- Step 1: Write the proportion equation
126,511,244.10 : 189,640,894.95 = 58,234,853.70 : x - Step 2: Convert to fraction form
126,511,244.10/189,640,894.95 = 58,234,853.70/x - Step 3: Cross multiply
126,511,244.10x = 189,640,894.95 × 58,234,853.70 - Step 4: Simplify right side
126,511,244.10x = 11,043,709,772,950,318 - Step 5: Solve for x
x = 11,043,709,772,950,318/126,511,244.10 - Step 6: Final answer
x = 87,294,294.29
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.