Finding the Fourth Proportional to 102,757,432.69, 154,267,683.45 and 88,276,994.11
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Solution
The fourth proportional to 102,757,432.69, 154,267,683.45 and 88,276,994.11 is: 132,528,489.93
Step by Step Solution
- Step 1: Write the proportion equation
102,757,432.69 : 154,267,683.45 = 88,276,994.11 : x - Step 2: Convert to fraction form
102,757,432.69/154,267,683.45 = 88,276,994.11/x - Step 3: Cross multiply
102,757,432.69x = 154,267,683.45 × 88,276,994.11 - Step 4: Simplify right side
102,757,432.69x = 13,618,287,383,278,994 - Step 5: Solve for x
x = 13,618,287,383,278,994/102,757,432.69 - Step 6: Final answer
x = 132,528,489.93
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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.