Finding the Fourth Proportional to 87,604,519,898.92, 131,405,343,849.20 and 27,912,371,279.96
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Solution
The fourth proportional to 87,604,519,898.92, 131,405,343,849.20 and 27,912,371,279.96 is: 41,868,099,384.85
Step by Step Solution
- Step 1: Write the proportion equation
87,604,519,898.92 : 131,405,343,849.20 = 27,912,371,279.96 : x - Step 2: Convert to fraction form
87,604,519,898.92/131,405,343,849.20 = 27,912,371,279.96/x - Step 3: Cross multiply
87,604,519,898.92x = 131,405,343,849.20 × 27,912,371,279.96 - Step 4: Simplify right side
87,604,519,898.92x = 3,667,834,745,689,678,544,896 - Step 5: Solve for x
x = 3,667,834,745,689,678,544,896/87,604,519,898.92 - Step 6: Final answer
x = 41,868,099,384.85
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1.5x scale
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.