Finding the Fourth Proportional to 104,976,135.70, 157,464,203.55 and 97,323,385.30
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Solution
The fourth proportional to 104,976,135.70, 157,464,203.55 and 97,323,385.30 is: 145,985,077.95
Step by Step Solution
- Step 1: Write the proportion equation
104,976,135.70 : 157,464,203.55 = 97,323,385.30 : x - Step 2: Convert to fraction form
104,976,135.70/157,464,203.55 = 97,323,385.30/x - Step 3: Cross multiply
104,976,135.70x = 157,464,203.55 × 97,323,385.30 - Step 4: Simplify right side
104,976,135.70x = 15,324,949,353,054,278 - Step 5: Solve for x
x = 15,324,949,353,054,278/104,976,135.70 - Step 6: Final answer
x = 145,985,077.95
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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.