Finding the Fourth Proportional to 2,163,924,592, 3,246,415,176.48 and 690,064,442.08
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Solution
The fourth proportional to 2,163,924,592, 3,246,415,176.48 and 690,064,442.08 is: 1,035,265,131.60
Step by Step Solution
- Step 1: Write the proportion equation
2,163,924,592 : 3,246,415,176.48 = 690,064,442.08 : x - Step 2: Convert to fraction form
2,163,924,592/3,246,415,176.48 = 690,064,442.08/x - Step 3: Cross multiply
2,163,924,592x = 3,246,415,176.48 × 690,064,442.08 - Step 4: Simplify right side
2,163,924,592x = 2,240,235,677,517,715,968 - Step 5: Solve for x
x = 2,240,235,677,517,715,968/2,163,924,592 - Step 6: Final answer
x = 1,035,265,131.60
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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.