Finding the Fourth Proportional to 18,405,537,810.16, 27,547,475,224.48 and 16,751,596,614.24
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Solution
The fourth proportional to 18,405,537,810.16, 27,547,475,224.48 and 16,751,596,614.24 is: 25,072,029,813.03
Step by Step Solution
- Step 1: Write the proportion equation
18,405,537,810.16 : 27,547,475,224.48 = 16,751,596,614.24 : x - Step 2: Convert to fraction form
18,405,537,810.16/27,547,475,224.48 = 16,751,596,614.24/x - Step 3: Cross multiply
18,405,537,810.16x = 27,547,475,224.48 × 16,751,596,614.24 - Step 4: Simplify right side
18,405,537,810.16x = 461,464,192,701,259,448,320 - Step 5: Solve for x
x = 461,464,192,701,259,448,320/18,405,537,810.16 - Step 6: Final answer
x = 25,072,029,813.03
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.