Finding the Fourth Proportional to 477,723,158.46, 716,251,593.18 and 211,684,175.98
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Solution
The fourth proportional to 477,723,158.46, 716,251,593.18 and 211,684,175.98 is: 317,378,644.12
Step by Step Solution
- Step 1: Write the proportion equation
477,723,158.46 : 716,251,593.18 = 211,684,175.98 : x - Step 2: Convert to fraction form
477,723,158.46/716,251,593.18 = 211,684,175.98/x - Step 3: Cross multiply
477,723,158.46x = 716,251,593.18 × 211,684,175.98 - Step 4: Simplify right side
477,723,158.46x = 151,619,128,296,670,464 - Step 5: Solve for x
x = 151,619,128,296,670,464/477,723,158.46 - Step 6: Final answer
x = 317,378,644.12
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.