Finding the Fourth Proportional to 136,638,398.91, 204,792,928.86 and 62,760,232.08
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Solution
The fourth proportional to 136,638,398.91, 204,792,928.86 and 62,760,232.08 is: 94,064,712.75
Step by Step Solution
- Step 1: Write the proportion equation
136,638,398.91 : 204,792,928.86 = 62,760,232.08 : x - Step 2: Convert to fraction form
136,638,398.91/204,792,928.86 = 62,760,232.08/x - Step 3: Cross multiply
136,638,398.91x = 204,792,928.86 × 62,760,232.08 - Step 4: Simplify right side
136,638,398.91x = 12,852,851,743,596,530 - Step 5: Solve for x
x = 12,852,851,743,596,530/136,638,398.91 - Step 6: Final answer
x = 94,064,712.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.