Finding the Fourth Proportional to 195,248,636.19, 269,447,234.27 and 107,141,863.19
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Solution
The fourth proportional to 195,248,636.19, 269,447,234.27 and 107,141,863.19 is: 147,858,030.01
Step by Step Solution
- Step 1: Write the proportion equation
195,248,636.19 : 269,447,234.27 = 107,141,863.19 : x - Step 2: Convert to fraction form
195,248,636.19/269,447,234.27 = 107,141,863.19/x - Step 3: Cross multiply
195,248,636.19x = 269,447,234.27 × 107,141,863.19 - Step 4: Simplify right side
195,248,636.19x = 28,869,078,709,197,272 - Step 5: Solve for x
x = 28,869,078,709,197,272/195,248,636.19 - Step 6: Final answer
x = 147,858,030.01
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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.