Finding the Fourth Proportional to 226,894,977.28, 313,259,879.20 and 185,178,697.44
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Solution
The fourth proportional to 226,894,977.28, 313,259,879.20 and 185,178,697.44 is: 255,664,788.55
Step by Step Solution
- Step 1: Write the proportion equation
226,894,977.28 : 313,259,879.20 = 185,178,697.44 : x - Step 2: Convert to fraction form
226,894,977.28/313,259,879.20 = 185,178,697.44/x - Step 3: Cross multiply
226,894,977.28x = 313,259,879.20 × 185,178,697.44 - Step 4: Simplify right side
226,894,977.28x = 58,009,056,390,467,744 - Step 5: Solve for x
x = 58,009,056,390,467,744/226,894,977.28 - Step 6: Final answer
x = 255,664,788.55
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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.