Finding the Fourth Proportional to 165,703,457.24, 228,672,564.18 and 91,364,161.64
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Solution
The fourth proportional to 165,703,457.24, 228,672,564.18 and 91,364,161.64 is: 126,083,531.78
Step by Step Solution
- Step 1: Write the proportion equation
165,703,457.24 : 228,672,564.18 = 91,364,161.64 : x - Step 2: Convert to fraction form
165,703,457.24/228,672,564.18 = 91,364,161.64/x - Step 3: Cross multiply
165,703,457.24x = 228,672,564.18 × 91,364,161.64 - Step 4: Simplify right side
165,703,457.24x = 20,892,477,116,374,796 - Step 5: Solve for x
x = 20,892,477,116,374,796/165,703,457.24 - Step 6: Final answer
x = 126,083,531.78
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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.