Finding the Fourth Proportional to 1,494,648,246.80, 2,241,972,370.20 and 1,081,399,725.20
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Solution
The fourth proportional to 1,494,648,246.80, 2,241,972,370.20 and 1,081,399,725.20 is: 1,622,099,587.80
Step by Step Solution
- Step 1: Write the proportion equation
1,494,648,246.80 : 2,241,972,370.20 = 1,081,399,725.20 : x - Step 2: Convert to fraction form
1,494,648,246.80/2,241,972,370.20 = 1,081,399,725.20/x - Step 3: Cross multiply
1,494,648,246.80x = 2,241,972,370.20 × 1,081,399,725.20 - Step 4: Simplify right side
1,494,648,246.80x = 2,424,468,305,040,272,384 - Step 5: Solve for x
x = 2,424,468,305,040,272,384/1,494,648,246.80 - Step 6: Final answer
x = 1,622,099,587.80
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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.