Finding the Fourth Proportional to 3,056,389,629.63, 4,217,792,334.39 and 1,718,285,684.00
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Solution
The fourth proportional to 3,056,389,629.63, 4,217,792,334.39 and 1,718,285,684.00 is: 2,371,219,989.75
Step by Step Solution
- Step 1: Write the proportion equation
3,056,389,629.63 : 4,217,792,334.39 = 1,718,285,684.00 : x - Step 2: Convert to fraction form
3,056,389,629.63/4,217,792,334.39 = 1,718,285,684.00/x - Step 3: Cross multiply
3,056,389,629.63x = 4,217,792,334.39 × 1,718,285,684.00 - Step 4: Simplify right side
3,056,389,629.63x = 7,247,372,186,246,188,032 - Step 5: Solve for x
x = 7,247,372,186,246,188,032/3,056,389,629.63 - Step 6: Final answer
x = 2,371,219,989.75
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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.