Finding the Fourth Proportional to 4,090,746,999.34, 6,136,083,489.48 and 1,292,716,002.70
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Solution
The fourth proportional to 4,090,746,999.34, 6,136,083,489.48 and 1,292,716,002.70 is: 1,939,062,308.68
Step by Step Solution
- Step 1: Write the proportion equation
4,090,746,999.34 : 6,136,083,489.48 = 1,292,716,002.70 : x - Step 2: Convert to fraction form
4,090,746,999.34/6,136,083,489.48 = 1,292,716,002.70/x - Step 3: Cross multiply
4,090,746,999.34x = 6,136,083,489.48 × 1,292,716,002.70 - Step 4: Simplify right side
4,090,746,999.34x = 7,932,213,320,754,053,120 - Step 5: Solve for x
x = 7,932,213,320,754,053,120/4,090,746,999.34 - Step 6: Final answer
x = 1,939,062,308.68
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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.