Finding the Fourth Proportional to 125,626,639.70, 188,299,991.55 and 48,924,175.70
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Solution
The fourth proportional to 125,626,639.70, 188,299,991.55 and 48,924,175.70 is: 73,331,754.26
Step by Step Solution
- Step 1: Write the proportion equation
125,626,639.70 : 188,299,991.55 = 48,924,175.70 : x - Step 2: Convert to fraction form
125,626,639.70/188,299,991.55 = 48,924,175.70/x - Step 3: Cross multiply
125,626,639.70x = 188,299,991.55 × 48,924,175.70 - Step 4: Simplify right side
125,626,639.70x = 9,212,421,870,900,716 - Step 5: Solve for x
x = 9,212,421,870,900,716/125,626,639.70 - Step 6: Final answer
x = 73,331,754.26
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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.