Finding the Fourth Proportional to 87,224,415.29, 120,370,489.14 and 48,067,596.98
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Solution
The fourth proportional to 87,224,415.29, 120,370,489.14 and 48,067,596.98 is: 66,333,722.51
Step by Step Solution
- Step 1: Write the proportion equation
87,224,415.29 : 120,370,489.14 = 48,067,596.98 : x - Step 2: Convert to fraction form
87,224,415.29/120,370,489.14 = 48,067,596.98/x - Step 3: Cross multiply
87,224,415.29x = 120,370,489.14 × 48,067,596.98 - Step 4: Simplify right side
87,224,415.29x = 5,785,920,160,266,986 - Step 5: Solve for x
x = 5,785,920,160,266,986/87,224,415.29 - Step 6: Final answer
x = 66,333,722.51
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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.