Finding the Fourth Proportional to 99,967,180.28, 149,957,349.99 and 26,192,766.70
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Solution
The fourth proportional to 99,967,180.28, 149,957,349.99 and 26,192,766.70 is: 39,290,873.99
Step by Step Solution
- Step 1: Write the proportion equation
99,967,180.28 : 149,957,349.99 = 26,192,766.70 : x - Step 2: Convert to fraction form
99,967,180.28/149,957,349.99 = 26,192,766.70/x - Step 3: Cross multiply
99,967,180.28x = 149,957,349.99 × 26,192,766.70 - Step 4: Simplify right side
99,967,180.28x = 3,927,797,883,238,317.50 - Step 5: Solve for x
x = 3,927,797,883,238,317.50/99,967,180.28 - Step 6: Final answer
x = 39,290,873.99
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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.