Finding the Fourth Proportional to 89,920,006.68, 124,082,682.72 and 50,765,653.62
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Solution
The fourth proportional to 89,920,006.68, 124,082,682.72 and 50,765,653.62 is: 70,052,691.54
Step by Step Solution
- Step 1: Write the proportion equation
89,920,006.68 : 124,082,682.72 = 50,765,653.62 : x - Step 2: Convert to fraction form
89,920,006.68/124,082,682.72 = 50,765,653.62/x - Step 3: Cross multiply
89,920,006.68x = 124,082,682.72 × 50,765,653.62 - Step 4: Simplify right side
89,920,006.68x = 6,299,138,491,203,879 - Step 5: Solve for x
x = 6,299,138,491,203,879/89,920,006.68 - Step 6: Final answer
x = 70,052,691.54
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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.