Finding the Fourth Proportional to 127,702,579.10, 176,229,552.36 and 68,965,238.52
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Solution
The fourth proportional to 127,702,579.10, 176,229,552.36 and 68,965,238.52 is: 95,172,025.49
Step by Step Solution
- Step 1: Write the proportion equation
127,702,579.10 : 176,229,552.36 = 68,965,238.52 : x - Step 2: Convert to fraction form
127,702,579.10/176,229,552.36 = 68,965,238.52/x - Step 3: Cross multiply
127,702,579.10x = 176,229,552.36 × 68,965,238.52 - Step 4: Simplify right side
127,702,579.10x = 12,153,713,113,341,144 - Step 5: Solve for x
x = 12,153,713,113,341,144/127,702,579.10 - Step 6: Final answer
x = 95,172,025.49
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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.