Finding the Fourth Proportional to 252,356,309.64, 378,667,830.24 and 179,053,818.48
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Solution
The fourth proportional to 252,356,309.64, 378,667,830.24 and 179,053,818.48 is: 268,675,354.45
Step by Step Solution
- Step 1: Write the proportion equation
252,356,309.64 : 378,667,830.24 = 179,053,818.48 : x - Step 2: Convert to fraction form
252,356,309.64/378,667,830.24 = 179,053,818.48/x - Step 3: Cross multiply
252,356,309.64x = 378,667,830.24 × 179,053,818.48 - Step 4: Simplify right side
252,356,309.64x = 67,801,920,940,008,416 - Step 5: Solve for x
x = 67,801,920,940,008,416/252,356,309.64 - Step 6: Final answer
x = 268,675,354.45
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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.