Finding the Fourth Proportional to 671,956,353.08, 927,252,415.82 and 374,585,441.46
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Solution
The fourth proportional to 671,956,353.08, 927,252,415.82 and 374,585,441.46 is: 516,901,512.92
Step by Step Solution
- Step 1: Write the proportion equation
671,956,353.08 : 927,252,415.82 = 374,585,441.46 : x - Step 2: Convert to fraction form
671,956,353.08/927,252,415.82 = 374,585,441.46/x - Step 3: Cross multiply
671,956,353.08x = 927,252,415.82 × 374,585,441.46 - Step 4: Simplify right side
671,956,353.08x = 347,335,255,524,786,176 - Step 5: Solve for x
x = 347,335,255,524,786,176/671,956,353.08 - Step 6: Final answer
x = 516,901,512.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.