Finding the Fourth Proportional to 1,738,241,680.80, 2,607,824,415.60 and 755,246,416.80
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Solution
The fourth proportional to 1,738,241,680.80, 2,607,824,415.60 and 755,246,416.80 is: 1,133,070,313.11
Step by Step Solution
- Step 1: Write the proportion equation
1,738,241,680.80 : 2,607,824,415.60 = 755,246,416.80 : x - Step 2: Convert to fraction form
1,738,241,680.80/2,607,824,415.60 = 755,246,416.80/x - Step 3: Cross multiply
1,738,241,680.80x = 2,607,824,415.60 × 755,246,416.80 - Step 4: Simplify right side
1,738,241,680.80x = 1,969,550,045,525,453,824 - Step 5: Solve for x
x = 1,969,550,045,525,453,824/1,738,241,680.80 - Step 6: Final answer
x = 1,133,070,313.11
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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.