Finding the Fourth Proportional to 177,310,984.30, 265,966,476.45 and 109,286,536.30
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Solution
The fourth proportional to 177,310,984.30, 265,966,476.45 and 109,286,536.30 is: 163,929,804.45
Step by Step Solution
- Step 1: Write the proportion equation
177,310,984.30 : 265,966,476.45 = 109,286,536.30 : x - Step 2: Convert to fraction form
177,310,984.30/265,966,476.45 = 109,286,536.30/x - Step 3: Cross multiply
177,310,984.30x = 265,966,476.45 × 109,286,536.30 - Step 4: Simplify right side
177,310,984.30x = 29,066,554,983,136,020 - Step 5: Solve for x
x = 29,066,554,983,136,020/177,310,984.30 - Step 6: Final answer
x = 163,929,804.45
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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.