Finding the Fourth Proportional to 85,880,541.24, 118,515,424.92 and 46,722,309.48
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Solution
The fourth proportional to 85,880,541.24, 118,515,424.92 and 46,722,309.48 is: 64,476,938.33
Step by Step Solution
- Step 1: Write the proportion equation
85,880,541.24 : 118,515,424.92 = 46,722,309.48 : x - Step 2: Convert to fraction form
85,880,541.24/118,515,424.92 = 46,722,309.48/x - Step 3: Cross multiply
85,880,541.24x = 118,515,424.92 × 46,722,309.48 - Step 4: Simplify right side
85,880,541.24x = 5,537,314,361,265,944 - Step 5: Solve for x
x = 5,537,314,361,265,944/85,880,541.24 - Step 6: Final answer
x = 64,476,938.33
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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.