Finding the Fourth Proportional to 452,798,471.42, 624,858,134.34 and 254,560,849.86
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Solution
The fourth proportional to 452,798,471.42, 624,858,134.34 and 254,560,849.86 is: 351,291,861.08
Step by Step Solution
- Step 1: Write the proportion equation
452,798,471.42 : 624,858,134.34 = 254,560,849.86 : x - Step 2: Convert to fraction form
452,798,471.42/624,858,134.34 = 254,560,849.86/x - Step 3: Cross multiply
452,798,471.42x = 624,858,134.34 × 254,560,849.86 - Step 4: Simplify right side
452,798,471.42x = 159,064,417,719,524,480 - Step 5: Solve for x
x = 159,064,417,719,524,480/452,798,471.42 - Step 6: Final answer
x = 351,291,861.08
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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.