Finding the Fourth Proportional to 97,708,805.20, 146,563,207.80 and 33,883,397.20
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Solution
The fourth proportional to 97,708,805.20, 146,563,207.80 and 33,883,397.20 is: 50,825,095.80
Step by Step Solution
- Step 1: Write the proportion equation
97,708,805.20 : 146,563,207.80 = 33,883,397.20 : x - Step 2: Convert to fraction form
97,708,805.20/146,563,207.80 = 33,883,397.20/x - Step 3: Cross multiply
97,708,805.20x = 146,563,207.80 × 33,883,397.20 - Step 4: Simplify right side
97,708,805.20x = 4,966,059,384,793,539 - Step 5: Solve for x
x = 4,966,059,384,793,539/97,708,805.20 - Step 6: Final answer
x = 50,825,095.80
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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.