Finding the Fourth Proportional to 354,304,135.60, 531,456,203.40 and 95,545,512.70
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Solution
The fourth proportional to 354,304,135.60, 531,456,203.40 and 95,545,512.70 is: 143,318,269.05
Step by Step Solution
- Step 1: Write the proportion equation
354,304,135.60 : 531,456,203.40 = 95,545,512.70 : x - Step 2: Convert to fraction form
354,304,135.60/531,456,203.40 = 95,545,512.70/x - Step 3: Cross multiply
354,304,135.60x = 531,456,203.40 × 95,545,512.70 - Step 4: Simplify right side
354,304,135.60x = 50,778,255,431,448,480 - Step 5: Solve for x
x = 50,778,255,431,448,480/354,304,135.60 - Step 6: Final answer
x = 143,318,269.05
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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.