Finding the Fourth Proportional to 268,557,111.24, 370,587,614.58 and 151,059,049.08
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Solution
The fourth proportional to 268,557,111.24, 370,587,614.58 and 151,059,049.08 is: 208,449,563.67
Step by Step Solution
- Step 1: Write the proportion equation
268,557,111.24 : 370,587,614.58 = 151,059,049.08 : x - Step 2: Convert to fraction form
268,557,111.24/370,587,614.58 = 151,059,049.08/x - Step 3: Cross multiply
268,557,111.24x = 370,587,614.58 × 151,059,049.08 - Step 4: Simplify right side
268,557,111.24x = 55,980,612,659,280,344 - Step 5: Solve for x
x = 55,980,612,659,280,344/268,557,111.24 - Step 6: Final answer
x = 208,449,563.67
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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.