Finding the Fourth Proportional to 232,283,717.55, 320,559,397.11 and 126,440,993.79
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Solution
The fourth proportional to 232,283,717.55, 320,559,397.11 and 126,440,993.79 is: 174,492,853.68
Step by Step Solution
- Step 1: Write the proportion equation
232,283,717.55 : 320,559,397.11 = 126,440,993.79 : x - Step 2: Convert to fraction form
232,283,717.55/320,559,397.11 = 126,440,993.79/x - Step 3: Cross multiply
232,283,717.55x = 320,559,397.11 × 126,440,993.79 - Step 4: Simplify right side
232,283,717.55x = 40,531,848,739,311,656 - Step 5: Solve for x
x = 40,531,848,739,311,656/232,283,717.55 - Step 6: Final answer
x = 174,492,853.68
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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.