Finding the Fourth Proportional to 73,510,231.20, 110,097,385.20 and 43,277,143.20
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Solution
The fourth proportional to 73,510,231.20, 110,097,385.20 and 43,277,143.20 is: 64,816,831.99
Step by Step Solution
- Step 1: Write the proportion equation
73,510,231.20 : 110,097,385.20 = 43,277,143.20 : x - Step 2: Convert to fraction form
73,510,231.20/110,097,385.20 = 43,277,143.20/x - Step 3: Cross multiply
73,510,231.20x = 110,097,385.20 × 43,277,143.20 - Step 4: Simplify right side
73,510,231.20x = 4,764,700,305,245,961 - Step 5: Solve for x
x = 4,764,700,305,245,961/73,510,231.20 - Step 6: Final answer
x = 64,816,831.99
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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.