Finding the Fourth Proportional to 480,169,624.14, 662,431,175.95 and 321,450,883.76
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Solution
The fourth proportional to 480,169,624.14, 662,431,175.95 and 321,450,883.76 is: 443,466,384.03
Step by Step Solution
- Step 1: Write the proportion equation
480,169,624.14 : 662,431,175.95 = 321,450,883.76 : x - Step 2: Convert to fraction form
480,169,624.14/662,431,175.95 = 321,450,883.76/x - Step 3: Cross multiply
480,169,624.14x = 662,431,175.95 × 321,450,883.76 - Step 4: Simplify right side
480,169,624.14x = 212,939,086,940,156,000 - Step 5: Solve for x
x = 212,939,086,940,156,000/480,169,624.14 - Step 6: Final answer
x = 443,466,384.03
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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.