Finding the Fourth Proportional to 513,835,147.99, 770,738,771.66 and 356,114,088.01
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Solution
The fourth proportional to 513,835,147.99, 770,738,771.66 and 356,114,088.01 is: 534,161,463.72
Step by Step Solution
- Step 1: Write the proportion equation
513,835,147.99 : 770,738,771.66 = 356,114,088.01 : x - Step 2: Convert to fraction form
513,835,147.99/770,738,771.66 = 356,114,088.01/x - Step 3: Cross multiply
513,835,147.99x = 770,738,771.66 × 356,114,088.01 - Step 4: Simplify right side
513,835,147.99x = 274,470,934,763,648,512 - Step 5: Solve for x
x = 274,470,934,763,648,512/513,835,147.99 - Step 6: Final answer
x = 534,161,463.72
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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.