Finding the Fourth Proportional to 104,976,201.70, 157,464,302.55 and 83,293,408.90
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Solution
The fourth proportional to 104,976,201.70, 157,464,302.55 and 83,293,408.90 is: 124,940,113.35
Step by Step Solution
- Step 1: Write the proportion equation
104,976,201.70 : 157,464,302.55 = 83,293,408.90 : x - Step 2: Convert to fraction form
104,976,201.70/157,464,302.55 = 83,293,408.90/x - Step 3: Cross multiply
104,976,201.70x = 157,464,302.55 × 83,293,408.90 - Step 4: Simplify right side
104,976,201.70x = 13,115,738,539,450,464 - Step 5: Solve for x
x = 13,115,738,539,450,464/104,976,201.70 - Step 6: Final answer
x = 124,940,113.35
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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.