Finding the Fourth Proportional to 97,953,743.80, 146,930,615.70 and 29,796,326.20
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Solution
The fourth proportional to 97,953,743.80, 146,930,615.70 and 29,796,326.20 is: 44,694,489.30
Step by Step Solution
- Step 1: Write the proportion equation
97,953,743.80 : 146,930,615.70 = 29,796,326.20 : x - Step 2: Convert to fraction form
97,953,743.80/146,930,615.70 = 29,796,326.20/x - Step 3: Cross multiply
97,953,743.80x = 146,930,615.70 × 29,796,326.20 - Step 4: Simplify right side
97,953,743.80x = 4,377,992,554,164,041 - Step 5: Solve for x
x = 4,377,992,554,164,041/97,953,743.80 - Step 6: Final answer
x = 44,694,489.30
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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.