Finding the Fourth Proportional to 150,228,311.71, 207,316,287.42 and 83,248,388.65
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Solution
The fourth proportional to 150,228,311.71, 207,316,287.42 and 83,248,388.65 is: 114,883,450.88
Step by Step Solution
- Step 1: Write the proportion equation
150,228,311.71 : 207,316,287.42 = 83,248,388.65 : x - Step 2: Convert to fraction form
150,228,311.71/207,316,287.42 = 83,248,388.65/x - Step 3: Cross multiply
150,228,311.71x = 207,316,287.42 × 83,248,388.65 - Step 4: Simplify right side
150,228,311.71x = 17,258,746,868,615,266 - Step 5: Solve for x
x = 17,258,746,868,615,266/150,228,311.71 - Step 6: Final answer
x = 114,883,450.88
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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.