Finding the Fourth Proportional to 83,392,792.08, 115,086,299.88 and 48,097,470.96
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Solution
The fourth proportional to 83,392,792.08, 115,086,299.88 and 48,097,470.96 is: 66,376,959.31
Step by Step Solution
- Step 1: Write the proportion equation
83,392,792.08 : 115,086,299.88 = 48,097,470.96 : x - Step 2: Convert to fraction form
83,392,792.08/115,086,299.88 = 48,097,470.96/x - Step 3: Cross multiply
83,392,792.08x = 115,086,299.88 × 48,097,470.96 - Step 4: Simplify right side
83,392,792.08x = 5,535,359,966,372,151 - Step 5: Solve for x
x = 5,535,359,966,372,151/83,392,792.08 - Step 6: Final answer
x = 66,376,959.31
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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.