Finding the Fourth Proportional to 296,412,579.05, 409,051,760.79 and 164,255,783.06
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Solution
The fourth proportional to 296,412,579.05, 409,051,760.79 and 164,255,783.06 is: 226,674,311.51
Step by Step Solution
- Step 1: Write the proportion equation
296,412,579.05 : 409,051,760.79 = 164,255,783.06 : x - Step 2: Convert to fraction form
296,412,579.05/409,051,760.79 = 164,255,783.06/x - Step 3: Cross multiply
296,412,579.05x = 409,051,760.79 × 164,255,783.06 - Step 4: Simplify right side
296,412,579.05x = 67,189,117,278,588,000 - Step 5: Solve for x
x = 67,189,117,278,588,000/296,412,579.05 - Step 6: Final answer
x = 226,674,311.51
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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.