Finding the Fourth Proportional to 87,224,416.80, 120,370,491.22 and 48,067,598.48
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Solution
The fourth proportional to 87,224,416.80, 120,370,491.22 and 48,067,598.48 is: 66,333,724.58
Step by Step Solution
- Step 1: Write the proportion equation
87,224,416.80 : 120,370,491.22 = 48,067,598.48 : x - Step 2: Convert to fraction form
87,224,416.80/120,370,491.22 = 48,067,598.48/x - Step 3: Cross multiply
87,224,416.80x = 120,370,491.22 × 48,067,598.48 - Step 4: Simplify right side
87,224,416.80x = 5,785,920,440,803,325 - Step 5: Solve for x
x = 5,785,920,440,803,325/87,224,416.80 - Step 6: Final answer
x = 66,333,724.58
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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.