Finding the Fourth Proportional to 83,576,125.53, 115,335,052.65 and 46,906,696.53
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Solution
The fourth proportional to 83,576,125.53, 115,335,052.65 and 46,906,696.53 is: 64,731,240.89
Step by Step Solution
- Step 1: Write the proportion equation
83,576,125.53 : 115,335,052.65 = 46,906,696.53 : x - Step 2: Convert to fraction form
83,576,125.53/115,335,052.65 = 46,906,696.53/x - Step 3: Cross multiply
83,576,125.53x = 115,335,052.65 × 46,906,696.53 - Step 4: Simplify right side
83,576,125.53x = 5,409,986,313,925,123 - Step 5: Solve for x
x = 5,409,986,313,925,123/83,576,125.53 - Step 6: Final answer
x = 64,731,240.89
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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.