Finding the Fourth Proportional to 477,723,157.46, 716,251,591.68 and 211,684,174.98
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Solution
The fourth proportional to 477,723,157.46, 716,251,591.68 and 211,684,174.98 is: 317,378,642.61
Step by Step Solution
- Step 1: Write the proportion equation
477,723,157.46 : 716,251,591.68 = 211,684,174.98 : x - Step 2: Convert to fraction form
477,723,157.46/716,251,591.68 = 211,684,174.98/x - Step 3: Cross multiply
477,723,157.46x = 716,251,591.68 × 211,684,174.98 - Step 4: Simplify right side
477,723,157.46x = 151,619,127,259,412,864 - Step 5: Solve for x
x = 151,619,127,259,412,864/477,723,157.46 - Step 6: Final answer
x = 317,378,642.61
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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.