Finding the Fourth Proportional to 108,757,244.46, 163,135,868.34 and 40,605,250.62
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Solution
The fourth proportional to 108,757,244.46, 163,135,868.34 and 40,605,250.62 is: 60,907,876.55
Step by Step Solution
- Step 1: Write the proportion equation
108,757,244.46 : 163,135,868.34 = 40,605,250.62 : x - Step 2: Convert to fraction form
108,757,244.46/163,135,868.34 = 40,605,250.62/x - Step 3: Cross multiply
108,757,244.46x = 163,135,868.34 × 40,605,250.62 - Step 4: Simplify right side
108,757,244.46x = 6,624,172,819,057,023 - Step 5: Solve for x
x = 6,624,172,819,057,023/108,757,244.46 - Step 6: Final answer
x = 60,907,876.55
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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.