Finding the Fourth Proportional to 2,242,162,844.40, 3,363,244,266.60 and 2,129,922,505.20
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Solution
The fourth proportional to 2,242,162,844.40, 3,363,244,266.60 and 2,129,922,505.20 is: 3,194,883,757.80
Step by Step Solution
- Step 1: Write the proportion equation
2,242,162,844.40 : 3,363,244,266.60 = 2,129,922,505.20 : x - Step 2: Convert to fraction form
2,242,162,844.40/3,363,244,266.60 = 2,129,922,505.20/x - Step 3: Cross multiply
2,242,162,844.40x = 3,363,244,266.60 × 2,129,922,505.20 - Step 4: Simplify right side
2,242,162,844.40x = 7,163,449,653,916,209,152 - Step 5: Solve for x
x = 7,163,449,653,916,209,152/2,242,162,844.40 - Step 6: Final answer
x = 3,194,883,757.80
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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.