Finding the Fourth Proportional to 368,050,432.68, 507,901,422.35 and 203,037,958.44
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Solution
The fourth proportional to 368,050,432.68, 507,901,422.35 and 203,037,958.44 is: 280,187,872.98
Step by Step Solution
- Step 1: Write the proportion equation
368,050,432.68 : 507,901,422.35 = 203,037,958.44 : x - Step 2: Convert to fraction form
368,050,432.68/507,901,422.35 = 203,037,958.44/x - Step 3: Cross multiply
368,050,432.68x = 507,901,422.35 × 203,037,958.44 - Step 4: Simplify right side
368,050,432.68x = 103,123,267,882,716,192 - Step 5: Solve for x
x = 103,123,267,882,716,192/368,050,432.68 - Step 6: Final answer
x = 280,187,872.98
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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.