Finding the Fourth Proportional to 36,020,173,235.97, 49,707,843,777.36 and 19,963,890,912.96
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Solution
The fourth proportional to 36,020,173,235.97, 49,707,843,777.36 and 19,963,890,912.96 is: 27,550,172,071.32
Step by Step Solution
- Step 1: Write the proportion equation
36,020,173,235.97 : 49,707,843,777.36 = 19,963,890,912.96 : x - Step 2: Convert to fraction form
36,020,173,235.97/49,707,843,777.36 = 19,963,890,912.96/x - Step 3: Cross multiply
36,020,173,235.97x = 49,707,843,777.36 × 19,963,890,912.96 - Step 4: Simplify right side
36,020,173,235.97x = 992,361,970,689,672,609,792 - Step 5: Solve for x
x = 992,361,970,689,672,609,792/36,020,173,235.97 - Step 6: Final answer
x = 27,550,172,071.32
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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.