Finding the Fourth Proportional to 96,848,471.13, 133,698,605.48 and 67,101,676.24
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Solution
The fourth proportional to 96,848,471.13, 133,698,605.48 and 67,101,676.24 is: 92,633,372.88
Step by Step Solution
- Step 1: Write the proportion equation
96,848,471.13 : 133,698,605.48 = 67,101,676.24 : x - Step 2: Convert to fraction form
96,848,471.13/133,698,605.48 = 67,101,676.24/x - Step 3: Cross multiply
96,848,471.13x = 133,698,605.48 × 67,101,676.24 - Step 4: Simplify right side
96,848,471.13x = 8,971,400,538,658,450 - Step 5: Solve for x
x = 8,971,400,538,658,450/96,848,471.13 - Step 6: Final answer
x = 92,633,372.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.