Finding the Fourth Proportional to 176,943,640.04, 244,286,967.81 and 157,310,299.62
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Solution
The fourth proportional to 176,943,640.04, 244,286,967.81 and 157,310,299.62 is: 217,181,335.77
Step by Step Solution
- Step 1: Write the proportion equation
176,943,640.04 : 244,286,967.81 = 157,310,299.62 : x - Step 2: Convert to fraction form
176,943,640.04/244,286,967.81 = 157,310,299.62/x - Step 3: Cross multiply
176,943,640.04x = 244,286,967.81 × 157,310,299.62 - Step 4: Simplify right side
176,943,640.04x = 38,428,856,099,452,400 - Step 5: Solve for x
x = 38,428,856,099,452,400/176,943,640.04 - Step 6: Final answer
x = 217,181,335.77
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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.