Finding the Fourth Proportional to 269,136,474.48, 371,408,484.06 and 145,377,152.28
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Solution
The fourth proportional to 269,136,474.48, 371,408,484.06 and 145,377,152.28 is: 200,620,550.78
Step by Step Solution
- Step 1: Write the proportion equation
269,136,474.48 : 371,408,484.06 = 145,377,152.28 : x - Step 2: Convert to fraction form
269,136,474.48/371,408,484.06 = 145,377,152.28/x - Step 3: Cross multiply
269,136,474.48x = 371,408,484.06 × 145,377,152.28 - Step 4: Simplify right side
269,136,474.48x = 53,994,307,745,274,576 - Step 5: Solve for x
x = 53,994,307,745,274,576/269,136,474.48 - Step 6: Final answer
x = 200,620,550.78
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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.