Finding the Fourth Proportional to 159,072,171.12, 219,516,154.28 and 92,093,953.36
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Solution
The fourth proportional to 159,072,171.12, 219,516,154.28 and 92,093,953.36 is: 127,087,662.99
Step by Step Solution
- Step 1: Write the proportion equation
159,072,171.12 : 219,516,154.28 = 92,093,953.36 : x - Step 2: Convert to fraction form
159,072,171.12/219,516,154.28 = 92,093,953.36/x - Step 3: Cross multiply
159,072,171.12x = 219,516,154.28 × 92,093,953.36 - Step 4: Simplify right side
159,072,171.12x = 20,216,110,474,028,884 - Step 5: Solve for x
x = 20,216,110,474,028,884/159,072,171.12 - Step 6: Final answer
x = 127,087,662.99
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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.