Finding the Fourth Proportional to 440,944,603.74, 661,512,558.51 and 134,228,745
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Solution
The fourth proportional to 440,944,603.74, 661,512,558.51 and 134,228,745 is: 201,372,235.37
Step by Step Solution
- Step 1: Write the proportion equation
440,944,603.74 : 661,512,558.51 = 134,228,745 : x - Step 2: Convert to fraction form
440,944,603.74/661,512,558.51 = 134,228,745/x - Step 3: Cross multiply
440,944,603.74x = 661,512,558.51 × 134,228,745 - Step 4: Simplify right side
440,944,603.74x = 88,794,000,530,536,368 - Step 5: Solve for x
x = 88,794,000,530,536,368/440,944,603.74 - Step 6: Final answer
x = 201,372,235.37
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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.