Finding the Fourth Proportional to 614,770,711.60, 921,837,202.80 and 226,393,628.80
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Solution
The fourth proportional to 614,770,711.60, 921,837,202.80 and 226,393,628.80 is: 339,473,019.07
Step by Step Solution
- Step 1: Write the proportion equation
614,770,711.60 : 921,837,202.80 = 226,393,628.80 : x - Step 2: Convert to fraction form
614,770,711.60/921,837,202.80 = 226,393,628.80/x - Step 3: Cross multiply
614,770,711.60x = 921,837,202.80 × 226,393,628.80 - Step 4: Simplify right side
614,770,711.60x = 208,698,069,504,733,536 - Step 5: Solve for x
x = 208,698,069,504,733,536/614,770,711.60 - Step 6: Final answer
x = 339,473,019.07
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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.