Finding the Fourth Proportional to 89,944,354.08, 124,123,182.32 and 48,691,215.84
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Solution
The fourth proportional to 89,944,354.08, 124,123,182.32 and 48,691,215.84 is: 67,193,863.62
Step by Step Solution
- Step 1: Write the proportion equation
89,944,354.08 : 124,123,182.32 = 48,691,215.84 : x - Step 2: Convert to fraction form
89,944,354.08/124,123,182.32 = 48,691,215.84/x - Step 3: Cross multiply
89,944,354.08x = 124,123,182.32 × 48,691,215.84 - Step 4: Simplify right side
89,944,354.08x = 6,043,708,661,090,792 - Step 5: Solve for x
x = 6,043,708,661,090,792/89,944,354.08 - Step 6: Final answer
x = 67,193,863.62
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.