Finding the Fourth Proportional to 379,665,224.62, 569,191,364.94 and 349,019,660.92
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Solution
The fourth proportional to 379,665,224.62, 569,191,364.94 and 349,019,660.92 is: 523,247,756.99
Step by Step Solution
- Step 1: Write the proportion equation
379,665,224.62 : 569,191,364.94 = 349,019,660.92 : x - Step 2: Convert to fraction form
379,665,224.62/569,191,364.94 = 349,019,660.92/x - Step 3: Cross multiply
379,665,224.62x = 569,191,364.94 × 349,019,660.92 - Step 4: Simplify right side
379,665,224.62x = 198,658,977,189,950,816 - Step 5: Solve for x
x = 198,658,977,189,950,816/379,665,224.62 - Step 6: Final answer
x = 523,247,756.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.