Finding the Fourth Proportional to 125,491,598.68, 173,182,606.86 and 69,739,369.24
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Solution
The fourth proportional to 125,491,598.68, 173,182,606.86 and 69,739,369.24 is: 96,242,663.99
Step by Step Solution
- Step 1: Write the proportion equation
125,491,598.68 : 173,182,606.86 = 69,739,369.24 : x - Step 2: Convert to fraction form
125,491,598.68/173,182,606.86 = 69,739,369.24/x - Step 3: Cross multiply
125,491,598.68x = 173,182,606.86 × 69,739,369.24 - Step 4: Simplify right side
125,491,598.68x = 12,077,645,765,755,298 - Step 5: Solve for x
x = 12,077,645,765,755,298/125,491,598.68 - Step 6: Final answer
x = 96,242,663.99
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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.