Finding the Fourth Proportional to 80,592,307.53, 120,912,179.30 and 26,003,868.99
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Solution
The fourth proportional to 80,592,307.53, 120,912,179.30 and 26,003,868.99 is: 39,013,456.32
Step by Step Solution
- Step 1: Write the proportion equation
80,592,307.53 : 120,912,179.30 = 26,003,868.99 : x - Step 2: Convert to fraction form
80,592,307.53/120,912,179.30 = 26,003,868.99/x - Step 3: Cross multiply
80,592,307.53x = 120,912,179.30 × 26,003,868.99 - Step 4: Simplify right side
80,592,307.53x = 3,144,184,469,812,589.50 - Step 5: Solve for x
x = 3,144,184,469,812,589.50/80,592,307.53 - Step 6: Final answer
x = 39,013,456.32
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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.