Finding the Fourth Proportional to 149,476,272.30, 224,214,408.45 and 125,242,562.70
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Solution
The fourth proportional to 149,476,272.30, 224,214,408.45 and 125,242,562.70 is: 187,863,844.05
Step by Step Solution
- Step 1: Write the proportion equation
149,476,272.30 : 224,214,408.45 = 125,242,562.70 : x - Step 2: Convert to fraction form
149,476,272.30/224,214,408.45 = 125,242,562.70/x - Step 3: Cross multiply
149,476,272.30x = 224,214,408.45 × 125,242,562.70 - Step 4: Simplify right side
149,476,272.30x = 28,081,187,108,542,532 - Step 5: Solve for x
x = 28,081,187,108,542,532/149,476,272.30 - Step 6: Final answer
x = 187,863,844.05
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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.