Finding the Fourth Proportional to 1,843,504,893.09, 2,544,233,905.49 and 1,129,514,280.67
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Solution
The fourth proportional to 1,843,504,893.09, 2,544,233,905.49 and 1,129,514,280.67 is: 1,558,850,502.86
Step by Step Solution
- Step 1: Write the proportion equation
1,843,504,893.09 : 2,544,233,905.49 = 1,129,514,280.67 : x - Step 2: Convert to fraction form
1,843,504,893.09/2,544,233,905.49 = 1,129,514,280.67/x - Step 3: Cross multiply
1,843,504,893.09x = 2,544,233,905.49 × 1,129,514,280.67 - Step 4: Simplify right side
1,843,504,893.09x = 2,873,748,529,615,761,920 - Step 5: Solve for x
x = 2,873,748,529,615,761,920/1,843,504,893.09 - Step 6: Final answer
x = 1,558,850,502.86
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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.