Finding the Fourth Proportional to 149,987,169.05, 224,958,021.68 and 40,820,846.97
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Solution
The fourth proportional to 149,987,169.05, 224,958,021.68 and 40,820,846.97 is: 61,225,083.70
Step by Step Solution
- Step 1: Write the proportion equation
149,987,169.05 : 224,958,021.68 = 40,820,846.97 : x - Step 2: Convert to fraction form
149,987,169.05/224,958,021.68 = 40,820,846.97/x - Step 3: Cross multiply
149,987,169.05x = 224,958,021.68 × 40,820,846.97 - Step 4: Simplify right side
149,987,169.05x = 9,182,976,978,389,454 - Step 5: Solve for x
x = 9,182,976,978,389,454/149,987,169.05 - Step 6: Final answer
x = 61,225,083.70
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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.