Finding the Fourth Proportional to 1,853,283,846.78, 2,557,581,652.76 and 1,090,381,170.08
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Solution
The fourth proportional to 1,853,283,846.78, 2,557,581,652.76 and 1,090,381,170.08 is: 1,504,755,399.43
Step by Step Solution
- Step 1: Write the proportion equation
1,853,283,846.78 : 2,557,581,652.76 = 1,090,381,170.08 : x - Step 2: Convert to fraction form
1,853,283,846.78/2,557,581,652.76 = 1,090,381,170.08/x - Step 3: Cross multiply
1,853,283,846.78x = 2,557,581,652.76 × 1,090,381,170.08 - Step 4: Simplify right side
1,853,283,846.78x = 2,788,738,875,111,588,864 - Step 5: Solve for x
x = 2,788,738,875,111,588,864/1,853,283,846.78 - Step 6: Final answer
x = 1,504,755,399.43
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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.