Finding the Fourth Proportional to 269,136,651.84, 371,408,729.04 and 145,377,330
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Solution
The fourth proportional to 269,136,651.84, 371,408,729.04 and 145,377,330 is: 200,620,796.15
Step by Step Solution
- Step 1: Write the proportion equation
269,136,651.84 : 371,408,729.04 = 145,377,330 : x - Step 2: Convert to fraction form
269,136,651.84/371,408,729.04 = 145,377,330/x - Step 3: Cross multiply
269,136,651.84x = 371,408,729.04 × 145,377,330 - Step 4: Simplify right side
269,136,651.84x = 53,994,409,366,528,664 - Step 5: Solve for x
x = 53,994,409,366,528,664/269,136,651.84 - Step 6: Final answer
x = 200,620,796.15
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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.