Finding the Fourth Proportional to 234,998,107.92, 324,283,172.67 and 130,572,608.63
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Solution
The fourth proportional to 234,998,107.92, 324,283,172.67 and 130,572,608.63 is: 180,182,300.89
Step by Step Solution
- Step 1: Write the proportion equation
234,998,107.92 : 324,283,172.67 = 130,572,608.63 : x - Step 2: Convert to fraction form
234,998,107.92/324,283,172.67 = 130,572,608.63/x - Step 3: Cross multiply
234,998,107.92x = 324,283,172.67 × 130,572,608.63 - Step 4: Simplify right side
234,998,107.92x = 42,342,499,788,713,208 - Step 5: Solve for x
x = 42,342,499,788,713,208/234,998,107.92 - Step 6: Final answer
x = 180,182,300.89
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1.5x scale
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.