Finding the Fourth Proportional to 88,442,425.80, 132,663,638.70 and 27,031,465.80
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Solution
The fourth proportional to 88,442,425.80, 132,663,638.70 and 27,031,465.80 is: 40,547,198.70
Step by Step Solution
- Step 1: Write the proportion equation
88,442,425.80 : 132,663,638.70 = 27,031,465.80 : x - Step 2: Convert to fraction form
88,442,425.80/132,663,638.70 = 27,031,465.80/x - Step 3: Cross multiply
88,442,425.80x = 132,663,638.70 × 27,031,465.80 - Step 4: Simplify right side
88,442,425.80x = 3,586,092,612,422,606.50 - Step 5: Solve for x
x = 3,586,092,612,422,606.50/88,442,425.80 - Step 6: Final answer
x = 40,547,198.70
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1.5x scale
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.