Finding the Fourth Proportional to 4,525,687,382.08, 6,245,403,463.92 and 2,518,488,136.48
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Solution
The fourth proportional to 4,525,687,382.08, 6,245,403,463.92 and 2,518,488,136.48 is: 3,475,488,517.77
Step by Step Solution
- Step 1: Write the proportion equation
4,525,687,382.08 : 6,245,403,463.92 = 2,518,488,136.48 : x - Step 2: Convert to fraction form
4,525,687,382.08/6,245,403,463.92 = 2,518,488,136.48/x - Step 3: Cross multiply
4,525,687,382.08x = 6,245,403,463.92 × 2,518,488,136.48 - Step 4: Simplify right side
4,525,687,382.08x = 15,728,974,531,413,618,688 - Step 5: Solve for x
x = 15,728,974,531,413,618,688/4,525,687,382.08 - Step 6: Final answer
x = 3,475,488,517.77
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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.