Finding the Fourth Proportional to 244,395,224.20, 367,017,989.10 and 129,603,968.20
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Solution
The fourth proportional to 244,395,224.20, 367,017,989.10 and 129,603,968.20 is: 194,631,412.88
Step by Step Solution
- Step 1: Write the proportion equation
244,395,224.20 : 367,017,989.10 = 129,603,968.20 : x - Step 2: Convert to fraction form
244,395,224.20/367,017,989.10 = 129,603,968.20/x - Step 3: Cross multiply
244,395,224.20x = 367,017,989.10 × 129,603,968.20 - Step 4: Simplify right side
244,395,224.20x = 47,566,987,788,144,352 - Step 5: Solve for x
x = 47,566,987,788,144,352/244,395,224.20 - Step 6: Final answer
x = 194,631,412.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.