Finding the Fourth Proportional to 104,976,596.20, 157,464,894.30 and 97,323,845.80
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Solution
The fourth proportional to 104,976,596.20, 157,464,894.30 and 97,323,845.80 is: 145,985,768.70
Step by Step Solution
- Step 1: Write the proportion equation
104,976,596.20 : 157,464,894.30 = 97,323,845.80 : x - Step 2: Convert to fraction form
104,976,596.20/157,464,894.30 = 97,323,845.80/x - Step 3: Cross multiply
104,976,596.20x = 157,464,894.30 × 97,323,845.80 - Step 4: Simplify right side
104,976,596.20x = 15,325,089,091,766,500 - Step 5: Solve for x
x = 15,325,089,091,766,500/104,976,596.20 - Step 6: Final answer
x = 145,985,768.70
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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.