Finding the Fourth Proportional to 962,430,430.18, 1,328,119,629.42 and 544,733,747.44
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Solution
The fourth proportional to 962,430,430.18, 1,328,119,629.42 and 544,733,747.44 is: 751,713,121.38
Step by Step Solution
- Step 1: Write the proportion equation
962,430,430.18 : 1,328,119,629.42 = 544,733,747.44 : x - Step 2: Convert to fraction form
962,430,430.18/1,328,119,629.42 = 544,733,747.44/x - Step 3: Cross multiply
962,430,430.18x = 1,328,119,629.42 × 544,733,747.44 - Step 4: Simplify right side
962,430,430.18x = 723,471,582,782,580,736 - Step 5: Solve for x
x = 723,471,582,782,580,736/962,430,430.18 - Step 6: Final answer
x = 751,713,121.38
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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.