Finding the Fourth Proportional to 248,959,176.96, 343,593,790.87 and 141,694,579.11
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Solution
The fourth proportional to 248,959,176.96, 343,593,790.87 and 141,694,579.11 is: 195,555,665.70
Step by Step Solution
- Step 1: Write the proportion equation
248,959,176.96 : 343,593,790.87 = 141,694,579.11 : x - Step 2: Convert to fraction form
248,959,176.96/343,593,790.87 = 141,694,579.11/x - Step 3: Cross multiply
248,959,176.96x = 343,593,790.87 × 141,694,579.11 - Step 4: Simplify right side
248,959,176.96x = 48,685,377,582,134,016 - Step 5: Solve for x
x = 48,685,377,582,134,016/248,959,176.96 - Step 6: Final answer
x = 195,555,665.70
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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.