Finding the Fourth Proportional to 159,891,668.82, 239,801,245.43 and 72,395,425.02
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Solution
The fourth proportional to 159,891,668.82, 239,801,245.43 and 72,395,425.02 is: 108,576,720.80
Step by Step Solution
- Step 1: Write the proportion equation
159,891,668.82 : 239,801,245.43 = 72,395,425.02 : x - Step 2: Convert to fraction form
159,891,668.82/239,801,245.43 = 72,395,425.02/x - Step 3: Cross multiply
159,891,668.82x = 239,801,245.43 × 72,395,425.02 - Step 4: Simplify right side
159,891,668.82x = 17,360,513,083,230,182 - Step 5: Solve for x
x = 17,360,513,083,230,182/159,891,668.82 - Step 6: Final answer
x = 108,576,720.80
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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.