Finding the Fourth Proportional to 88,588,302.80, 132,630,511.80 and 68,264,949.20
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Solution
The fourth proportional to 88,588,302.80, 132,630,511.80 and 68,264,949.20 is: 102,203,280.39
Step by Step Solution
- Step 1: Write the proportion equation
88,588,302.80 : 132,630,511.80 = 68,264,949.20 : x - Step 2: Convert to fraction form
88,588,302.80/132,630,511.80 = 68,264,949.20/x - Step 3: Cross multiply
88,588,302.80x = 132,630,511.80 × 68,264,949.20 - Step 4: Simplify right side
88,588,302.80x = 9,054,015,150,397,000 - Step 5: Solve for x
x = 9,054,015,150,397,000/88,588,302.80 - Step 6: Final answer
x = 102,203,280.39
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.