Finding the Fourth Proportional to 200,615,930.03, 276,880,244.67 and 122,344,887.53
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Solution
The fourth proportional to 200,615,930.03, 276,880,244.67 and 122,344,887.53 is: 168,854,399.49
Step by Step Solution
- Step 1: Write the proportion equation
200,615,930.03 : 276,880,244.67 = 122,344,887.53 : x - Step 2: Convert to fraction form
200,615,930.03/276,880,244.67 = 122,344,887.53/x - Step 3: Cross multiply
200,615,930.03x = 276,880,244.67 × 122,344,887.53 - Step 4: Simplify right side
200,615,930.03x = 33,874,882,392,045,636 - Step 5: Solve for x
x = 33,874,882,392,045,636/200,615,930.03 - Step 6: Final answer
x = 168,854,399.49
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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.