Finding the Fourth Proportional to 929,203,312.72, 1,393,798,768.80 and 376,497,586.84
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Solution
The fourth proportional to 929,203,312.72, 1,393,798,768.80 and 376,497,586.84 is: 564,743,868.01
Step by Step Solution
- Step 1: Write the proportion equation
929,203,312.72 : 1,393,798,768.80 = 376,497,586.84 : x - Step 2: Convert to fraction form
929,203,312.72/1,393,798,768.80 = 376,497,586.84/x - Step 3: Cross multiply
929,203,312.72x = 1,393,798,768.80 × 376,497,586.84 - Step 4: Simplify right side
929,203,312.72x = 524,761,872,993,763,008 - Step 5: Solve for x
x = 524,761,872,993,763,008/929,203,312.72 - Step 6: Final answer
x = 564,743,868.01
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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.