Finding the Fourth Proportional to 110,080,628.20, 164,979,224.70 and 84,394,313.20
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Solution
The fourth proportional to 110,080,628.20, 164,979,224.70 and 84,394,313.20 is: 126,482,820.72
Step by Step Solution
- Step 1: Write the proportion equation
110,080,628.20 : 164,979,224.70 = 84,394,313.20 : x - Step 2: Convert to fraction form
110,080,628.20/164,979,224.70 = 84,394,313.20/x - Step 3: Cross multiply
110,080,628.20x = 164,979,224.70 × 84,394,313.20 - Step 4: Simplify right side
110,080,628.20x = 13,923,308,360,824,976 - Step 5: Solve for x
x = 13,923,308,360,824,976/110,080,628.20 - Step 6: Final answer
x = 126,482,820.72
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.