Finding the Fourth Proportional to 195,730,295.57, 270,148,907 and 124,156,882.79
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Solution
The fourth proportional to 195,730,295.57, 270,148,907 and 124,156,882.79 is: 171,362,568.50
Step by Step Solution
- Step 1: Write the proportion equation
195,730,295.57 : 270,148,907 = 124,156,882.79 : x - Step 2: Convert to fraction form
195,730,295.57/270,148,907 = 124,156,882.79/x - Step 3: Cross multiply
195,730,295.57x = 270,148,907 × 124,156,882.79 - Step 4: Simplify right side
195,730,295.57x = 33,540,846,182,245,612 - Step 5: Solve for x
x = 33,540,846,182,245,612/195,730,295.57 - Step 6: Final answer
x = 171,362,568.50
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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.