Finding the Fourth Proportional to 189,239,074.22, 283,906,555.20 and 58,087,998.92
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Solution
The fourth proportional to 189,239,074.22, 283,906,555.20 and 58,087,998.92 is: 87,146,715.02
Step by Step Solution
- Step 1: Write the proportion equation
189,239,074.22 : 283,906,555.20 = 58,087,998.92 : x - Step 2: Convert to fraction form
189,239,074.22/283,906,555.20 = 58,087,998.92/x - Step 3: Cross multiply
189,239,074.22x = 283,906,555.20 × 58,087,998.92 - Step 4: Simplify right side
189,239,074.22x = 16,491,563,671,838,520 - Step 5: Solve for x
x = 16,491,563,671,838,520/189,239,074.22 - Step 6: Final answer
x = 87,146,715.02
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1.5x scale
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.