Finding the Fourth Proportional to 87,224,415.28, 120,370,489.18 and 48,067,596.96
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Solution
The fourth proportional to 87,224,415.28, 120,370,489.18 and 48,067,596.96 is: 66,333,722.52
Step by Step Solution
- Step 1: Write the proportion equation
87,224,415.28 : 120,370,489.18 = 48,067,596.96 : x - Step 2: Convert to fraction form
87,224,415.28/120,370,489.18 = 48,067,596.96/x - Step 3: Cross multiply
87,224,415.28x = 120,370,489.18 × 48,067,596.96 - Step 4: Simplify right side
87,224,415.28x = 5,785,920,159,782,281 - Step 5: Solve for x
x = 5,785,920,159,782,281/87,224,415.28 - Step 6: Final answer
x = 66,333,722.52
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.