Finding the Fourth Proportional to 104,976,135.10, 157,464,202.65 and 51,228,423.10
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Solution
The fourth proportional to 104,976,135.10, 157,464,202.65 and 51,228,423.10 is: 76,842,634.65
Step by Step Solution
- Step 1: Write the proportion equation
104,976,135.10 : 157,464,202.65 = 51,228,423.10 : x - Step 2: Convert to fraction form
104,976,135.10/157,464,202.65 = 51,228,423.10/x - Step 3: Cross multiply
104,976,135.10x = 157,464,202.65 × 51,228,423.10 - Step 4: Simplify right side
104,976,135.10x = 8,066,642,796,458,342 - Step 5: Solve for x
x = 8,066,642,796,458,342/104,976,135.10 - Step 6: Final answer
x = 76,842,634.65
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Similar ratio
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.