Finding the Fourth Proportional to 347,980,969.17, 521,922,308.99 and 111,599,774.62
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Solution
The fourth proportional to 347,980,969.17, 521,922,308.99 and 111,599,774.62 is: 167,383,900.88
Step by Step Solution
- Step 1: Write the proportion equation
347,980,969.17 : 521,922,308.99 = 111,599,774.62 : x - Step 2: Convert to fraction form
347,980,969.17/521,922,308.99 = 111,599,774.62/x - Step 3: Cross multiply
347,980,969.17x = 521,922,308.99 × 111,599,774.62 - Step 4: Simplify right side
347,980,969.17x = 58,246,412,050,571,200 - Step 5: Solve for x
x = 58,246,412,050,571,200/347,980,969.17 - Step 6: Final answer
x = 167,383,900.88
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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.