Finding the Fourth Proportional to 301,906,202.77, 452,784,508.75 and 129,363,450.13
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Solution
The fourth proportional to 301,906,202.77, 452,784,508.75 and 129,363,450.13 is: 194,013,126.19
Step by Step Solution
- Step 1: Write the proportion equation
301,906,202.77 : 452,784,508.75 = 129,363,450.13 : x - Step 2: Convert to fraction form
301,906,202.77/452,784,508.75 = 129,363,450.13/x - Step 3: Cross multiply
301,906,202.77x = 452,784,508.75 × 129,363,450.13 - Step 4: Simplify right side
301,906,202.77x = 58,573,766,215,861,800 - Step 5: Solve for x
x = 58,573,766,215,861,800/301,906,202.77 - Step 6: Final answer
x = 194,013,126.19
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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.