Finding the Fourth Proportional to 179,812,121.82, 248,140,719.99 and 97,305,908.82
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Solution
The fourth proportional to 179,812,121.82, 248,140,719.99 and 97,305,908.82 is: 134,282,149.78
Step by Step Solution
- Step 1: Write the proportion equation
179,812,121.82 : 248,140,719.99 = 97,305,908.82 : x - Step 2: Convert to fraction form
179,812,121.82/248,140,719.99 = 97,305,908.82/x - Step 3: Cross multiply
179,812,121.82x = 248,140,719.99 × 97,305,908.82 - Step 4: Simplify right side
179,812,121.82x = 24,145,558,273,876,092 - Step 5: Solve for x
x = 24,145,558,273,876,092/179,812,121.82 - Step 6: Final answer
x = 134,282,149.78
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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.