Finding the Fourth Proportional to 117,632,299.26, 162,337,051.74 and 65,425,110.06
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Solution
The fourth proportional to 117,632,299.26, 162,337,051.74 and 65,425,110.06 is: 90,289,142.89
Step by Step Solution
- Step 1: Write the proportion equation
117,632,299.26 : 162,337,051.74 = 65,425,110.06 : x - Step 2: Convert to fraction form
117,632,299.26/162,337,051.74 = 65,425,110.06/x - Step 3: Cross multiply
117,632,299.26x = 162,337,051.74 × 65,425,110.06 - Step 4: Simplify right side
117,632,299.26x = 10,620,919,476,905,416 - Step 5: Solve for x
x = 10,620,919,476,905,416/117,632,299.26 - Step 6: Final answer
x = 90,289,142.89
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.