Finding the Fourth Proportional to 932,475,570.62, 1,287,397,135.05 and 593,575,336.12
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Solution
The fourth proportional to 932,475,570.62, 1,287,397,135.05 and 593,575,336.12 is: 819,503,707.37
Step by Step Solution
- Step 1: Write the proportion equation
932,475,570.62 : 1,287,397,135.05 = 593,575,336.12 : x - Step 2: Convert to fraction form
932,475,570.62/1,287,397,135.05 = 593,575,336.12/x - Step 3: Cross multiply
932,475,570.62x = 1,287,397,135.05 × 593,575,336.12 - Step 4: Simplify right side
932,475,570.62x = 764,167,187,157,228,800 - Step 5: Solve for x
x = 764,167,187,157,228,800/932,475,570.62 - Step 6: Final answer
x = 819,503,707.37
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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.