Finding the Fourth Proportional to 124,416,099.70, 186,624,149.55 and 119,377,251.70
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Solution
The fourth proportional to 124,416,099.70, 186,624,149.55 and 119,377,251.70 is: 179,065,877.55
Step by Step Solution
- Step 1: Write the proportion equation
124,416,099.70 : 186,624,149.55 = 119,377,251.70 : x - Step 2: Convert to fraction form
124,416,099.70/186,624,149.55 = 119,377,251.70/x - Step 3: Cross multiply
124,416,099.70x = 186,624,149.55 × 119,377,251.70 - Step 4: Simplify right side
124,416,099.70x = 22,278,678,074,128,792 - Step 5: Solve for x
x = 22,278,678,074,128,792/124,416,099.70 - Step 6: Final answer
x = 179,065,877.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.