Finding the Fourth Proportional to 139,843,908.24, 192,923,371.28 and 133,360,328
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Solution
The fourth proportional to 139,843,908.24, 192,923,371.28 and 133,360,328 is: 183,978,868.99
Step by Step Solution
- Step 1: Write the proportion equation
139,843,908.24 : 192,923,371.28 = 133,360,328 : x - Step 2: Convert to fraction form
139,843,908.24/192,923,371.28 = 133,360,328/x - Step 3: Cross multiply
139,843,908.24x = 192,923,371.28 × 133,360,328 - Step 4: Simplify right side
139,843,908.24x = 25,728,324,072,766,580 - Step 5: Solve for x
x = 25,728,324,072,766,580/139,843,908.24 - Step 6: Final answer
x = 183,978,868.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.