Finding the Fourth Proportional to 84,252,202.80, 118,112,336.40 and 84,252,202.80
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Solution
The fourth proportional to 84,252,202.80, 118,112,336.40 and 84,252,202.80 is: 118,112,336.40
Step by Step Solution
- Step 1: Write the proportion equation
84,252,202.80 : 118,112,336.40 = 84,252,202.80 : x - Step 2: Convert to fraction form
84,252,202.80/118,112,336.40 = 84,252,202.80/x - Step 3: Cross multiply
84,252,202.80x = 118,112,336.40 × 84,252,202.80 - Step 4: Simplify right side
84,252,202.80x = 9,951,224,519,554,622 - Step 5: Solve for x
x = 9,951,224,519,554,622/84,252,202.80 - Step 6: Final answer
x = 118,112,336.40
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.