Finding the Fourth Proportional to 327,486,384.99, 451,768,060.67 and 195,234,192.27
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Solution
The fourth proportional to 327,486,384.99, 451,768,060.67 and 195,234,192.27 is: 269,325,921.50
Step by Step Solution
- Step 1: Write the proportion equation
327,486,384.99 : 451,768,060.67 = 195,234,192.27 : x - Step 2: Convert to fraction form
327,486,384.99/451,768,060.67 = 195,234,192.27/x - Step 3: Cross multiply
327,486,384.99x = 451,768,060.67 × 195,234,192.27 - Step 4: Simplify right side
327,486,384.99x = 88,200,572,417,315,648 - Step 5: Solve for x
x = 88,200,572,417,315,648/327,486,384.99 - Step 6: Final answer
x = 269,325,921.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.