Finding the Fourth Proportional to 197,802,605.70, 296,703,908.55 and 168,577,287.30
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Solution
The fourth proportional to 197,802,605.70, 296,703,908.55 and 168,577,287.30 is: 252,865,930.95
Step by Step Solution
- Step 1: Write the proportion equation
197,802,605.70 : 296,703,908.55 = 168,577,287.30 : x - Step 2: Convert to fraction form
197,802,605.70/296,703,908.55 = 168,577,287.30/x - Step 3: Cross multiply
197,802,605.70x = 296,703,908.55 × 168,577,287.30 - Step 4: Simplify right side
197,802,605.70x = 50,017,540,034,666,280 - Step 5: Solve for x
x = 50,017,540,034,666,280/197,802,605.70 - Step 6: Final answer
x = 252,865,930.95
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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.