Finding the Fourth Proportional to 87,197,654.58, 130,795,825.74 and 22,495,959.42
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Solution
The fourth proportional to 87,197,654.58, 130,795,825.74 and 22,495,959.42 is: 33,743,769.86
Step by Step Solution
- Step 1: Write the proportion equation
87,197,654.58 : 130,795,825.74 = 22,495,959.42 : x - Step 2: Convert to fraction form
87,197,654.58/130,795,825.74 = 22,495,959.42/x - Step 3: Cross multiply
87,197,654.58x = 130,795,825.74 × 22,495,959.42 - Step 4: Simplify right side
87,197,654.58x = 2,942,377,588,152,431.50 - Step 5: Solve for x
x = 2,942,377,588,152,431.50/87,197,654.58 - Step 6: Final answer
x = 33,743,769.86
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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.