Finding the Fourth Proportional to 248,055,882.24, 342,125,914.61 and 154,025,701.05
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Solution
The fourth proportional to 248,055,882.24, 342,125,914.61 and 154,025,701.05 is: 212,436,743.56
Step by Step Solution
- Step 1: Write the proportion equation
248,055,882.24 : 342,125,914.61 = 154,025,701.05 : x - Step 2: Convert to fraction form
248,055,882.24/342,125,914.61 = 154,025,701.05/x - Step 3: Cross multiply
248,055,882.24x = 342,125,914.61 × 154,025,701.05 - Step 4: Simplify right side
248,055,882.24x = 52,696,183,844,407,568 - Step 5: Solve for x
x = 52,696,183,844,407,568/248,055,882.24 - Step 6: Final answer
x = 212,436,743.56
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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.