Finding the Fourth Proportional to 389,836,183.07, 584,748,764.64 and 94,733,471.99
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Solution
The fourth proportional to 389,836,183.07, 584,748,764.64 and 94,733,471.99 is: 142,098,869.01
Step by Step Solution
- Step 1: Write the proportion equation
389,836,183.07 : 584,748,764.64 = 94,733,471.99 : x - Step 2: Convert to fraction form
389,836,183.07/584,748,764.64 = 94,733,471.99/x - Step 3: Cross multiply
389,836,183.07x = 584,748,764.64 × 94,733,471.99 - Step 4: Simplify right side
389,836,183.07x = 55,395,280,713,286,800 - Step 5: Solve for x
x = 55,395,280,713,286,800/389,836,183.07 - Step 6: Final answer
x = 142,098,869.01
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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.