Finding the Fourth Proportional to 1,841,575,893.06, 2,541,847,580.13 and 1,199,431,991.79
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Solution
The fourth proportional to 1,841,575,893.06, 2,541,847,580.13 and 1,199,431,991.79 is: 1,655,524,117.87
Step by Step Solution
- Step 1: Write the proportion equation
1,841,575,893.06 : 2,541,847,580.13 = 1,199,431,991.79 : x - Step 2: Convert to fraction form
1,841,575,893.06/2,541,847,580.13 = 1,199,431,991.79/x - Step 3: Cross multiply
1,841,575,893.06x = 2,541,847,580.13 × 1,199,431,991.79 - Step 4: Simplify right side
1,841,575,893.06x = 3,048,773,305,847,648,768 - Step 5: Solve for x
x = 3,048,773,305,847,648,768/1,841,575,893.06 - Step 6: Final answer
x = 1,655,524,117.87
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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.