Finding the Fourth Proportional to 144,125,676.84, 198,907,660.62 and 82,255,271.88
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Solution
The fourth proportional to 144,125,676.84, 198,907,660.62 and 82,255,271.88 is: 113,520,394.58
Step by Step Solution
- Step 1: Write the proportion equation
144,125,676.84 : 198,907,660.62 = 82,255,271.88 : x - Step 2: Convert to fraction form
144,125,676.84/198,907,660.62 = 82,255,271.88/x - Step 3: Cross multiply
144,125,676.84x = 198,907,660.62 × 82,255,271.88 - Step 4: Simplify right side
144,125,676.84x = 16,361,203,703,312,868 - Step 5: Solve for x
x = 16,361,203,703,312,868/144,125,676.84 - Step 6: Final answer
x = 113,520,394.58
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.