Finding the Fourth Proportional to 280,451,727.83, 420,686,161.88 and 96,216,619.62
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Solution
The fourth proportional to 280,451,727.83, 420,686,161.88 and 96,216,619.62 is: 144,327,869.65
Step by Step Solution
- Step 1: Write the proportion equation
280,451,727.83 : 420,686,161.88 = 96,216,619.62 : x - Step 2: Convert to fraction form
280,451,727.83/420,686,161.88 = 96,216,619.62/x - Step 3: Cross multiply
280,451,727.83x = 420,686,161.88 × 96,216,619.62 - Step 4: Simplify right side
280,451,727.83x = 40,477,000,416,524,624 - Step 5: Solve for x
x = 40,477,000,416,524,624/280,451,727.83 - Step 6: Final answer
x = 144,327,869.65
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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.