Finding the Fourth Proportional to 91,006,278.08, 125,589,107.76 and 49,753,172.48
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Solution
The fourth proportional to 91,006,278.08, 125,589,107.76 and 49,753,172.48 is: 68,659,620.76
Step by Step Solution
- Step 1: Write the proportion equation
91,006,278.08 : 125,589,107.76 = 49,753,172.48 : x - Step 2: Convert to fraction form
91,006,278.08/125,589,107.76 = 49,753,172.48/x - Step 3: Cross multiply
91,006,278.08x = 125,589,107.76 × 49,753,172.48 - Step 4: Simplify right side
91,006,278.08x = 6,248,456,539,992,586 - Step 5: Solve for x
x = 6,248,456,539,992,586/91,006,278.08 - Step 6: Final answer
x = 68,659,620.76
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.