Finding the Fourth Proportional to 635,582,979.36, 953,392,360.05 and 175,521,148.74
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Solution
The fourth proportional to 635,582,979.36, 953,392,360.05 and 175,521,148.74 is: 263,286,663.85
Step by Step Solution
- Step 1: Write the proportion equation
635,582,979.36 : 953,392,360.05 = 175,521,148.74 : x - Step 2: Convert to fraction form
635,582,979.36/953,392,360.05 = 175,521,148.74/x - Step 3: Cross multiply
635,582,979.36x = 953,392,360.05 × 175,521,148.74 - Step 4: Simplify right side
635,582,979.36x = 167,340,522,235,915,680 - Step 5: Solve for x
x = 167,340,522,235,915,680/635,582,979.36 - Step 6: Final answer
x = 263,286,663.85
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.