Finding the Fourth Proportional to 246,269,395.80, 339,855,742.17 and 134,769,924.72
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Solution
The fourth proportional to 246,269,395.80, 339,855,742.17 and 134,769,924.72 is: 185,984,671.94
Step by Step Solution
- Step 1: Write the proportion equation
246,269,395.80 : 339,855,742.17 = 134,769,924.72 : x - Step 2: Convert to fraction form
246,269,395.80/339,855,742.17 = 134,769,924.72/x - Step 3: Cross multiply
246,269,395.80x = 339,855,742.17 × 134,769,924.72 - Step 4: Simplify right side
246,269,395.80x = 45,802,332,787,910,632 - Step 5: Solve for x
x = 45,802,332,787,910,632/246,269,395.80 - Step 6: Final answer
x = 185,984,671.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.