Finding the Fourth Proportional to 438,936,216.99, 658,240,284.57 and 176,532,199.62
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Solution
The fourth proportional to 438,936,216.99, 658,240,284.57 and 176,532,199.62 is: 264,732,325.14
Step by Step Solution
- Step 1: Write the proportion equation
438,936,216.99 : 658,240,284.57 = 176,532,199.62 : x - Step 2: Convert to fraction form
438,936,216.99/658,240,284.57 = 176,532,199.62/x - Step 3: Cross multiply
438,936,216.99x = 658,240,284.57 × 176,532,199.62 - Step 4: Simplify right side
438,936,216.99x = 116,200,605,314,205,760 - Step 5: Solve for x
x = 116,200,605,314,205,760/438,936,216.99 - Step 6: Final answer
x = 264,732,325.14
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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.