Finding the Fourth Proportional to 319,828,532, 479,436,319.92 and 135,342,224.48
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Solution
The fourth proportional to 319,828,532, 479,436,319.92 and 135,342,224.48 is: 202,883,644.02
Step by Step Solution
- Step 1: Write the proportion equation
319,828,532 : 479,436,319.92 = 135,342,224.48 : x - Step 2: Convert to fraction form
319,828,532/479,436,319.92 = 135,342,224.48/x - Step 3: Cross multiply
319,828,532x = 479,436,319.92 × 135,342,224.48 - Step 4: Simplify right side
319,828,532x = 64,887,978,034,477,736 - Step 5: Solve for x
x = 64,887,978,034,477,736/319,828,532 - Step 6: Final answer
x = 202,883,644.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.