Finding the Fourth Proportional to 104,976,201.40, 157,464,302.10 and 92,859,346.60
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Solution
The fourth proportional to 104,976,201.40, 157,464,302.10 and 92,859,346.60 is: 139,289,019.90
Step by Step Solution
- Step 1: Write the proportion equation
104,976,201.40 : 157,464,302.10 = 92,859,346.60 : x - Step 2: Convert to fraction form
104,976,201.40/157,464,302.10 = 92,859,346.60/x - Step 3: Cross multiply
104,976,201.40x = 157,464,302.10 × 92,859,346.60 - Step 4: Simplify right side
104,976,201.40x = 14,622,032,205,831,006 - Step 5: Solve for x
x = 14,622,032,205,831,006/104,976,201.40 - Step 6: Final answer
x = 139,289,019.90
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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.