Finding the Fourth Proportional to 315,498,303.36, 435,313,010.88 and 183,260,736
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Solution
The fourth proportional to 315,498,303.36, 435,313,010.88 and 183,260,736 is: 252,856,455.69
Step by Step Solution
- Step 1: Write the proportion equation
315,498,303.36 : 435,313,010.88 = 183,260,736 : x - Step 2: Convert to fraction form
315,498,303.36/435,313,010.88 = 183,260,736/x - Step 3: Cross multiply
315,498,303.36x = 435,313,010.88 × 183,260,736 - Step 4: Simplify right side
315,498,303.36x = 79,775,782,764,244,800 - Step 5: Solve for x
x = 79,775,782,764,244,800/315,498,303.36 - Step 6: Final answer
x = 252,856,455.69
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1.5x scale
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.