Finding the Fourth Proportional to 2,235,073,614.62, 3,353,129,168.40 and 761,226,192.50
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Solution
The fourth proportional to 2,235,073,614.62, 3,353,129,168.40 and 761,226,192.50 is: 1,142,015,964.54
Step by Step Solution
- Step 1: Write the proportion equation
2,235,073,614.62 : 3,353,129,168.40 = 761,226,192.50 : x - Step 2: Convert to fraction form
2,235,073,614.62/3,353,129,168.40 = 761,226,192.50/x - Step 3: Cross multiply
2,235,073,614.62x = 3,353,129,168.40 × 761,226,192.50 - Step 4: Simplify right side
2,235,073,614.62x = 2,552,489,749,805,057,536 - Step 5: Solve for x
x = 2,552,489,749,805,057,536/2,235,073,614.62 - Step 6: Final answer
x = 1,142,015,964.54
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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.