Finding the Fourth Proportional to 181,495,364.10, 272,349,334.35 and 66,491,531.70
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Solution
The fourth proportional to 181,495,364.10, 272,349,334.35 and 66,491,531.70 is: 99,776,236.64
Step by Step Solution
- Step 1: Write the proportion equation
181,495,364.10 : 272,349,334.35 = 66,491,531.70 : x - Step 2: Convert to fraction form
181,495,364.10/272,349,334.35 = 66,491,531.70/x - Step 3: Cross multiply
181,495,364.10x = 272,349,334.35 × 66,491,531.70 - Step 4: Simplify right side
181,495,364.10x = 18,108,924,398,406,928 - Step 5: Solve for x
x = 18,108,924,398,406,928/181,495,364.10 - Step 6: Final answer
x = 99,776,236.64
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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.