Finding the Fourth Proportional to 183,926,844.20, 275,890,266.30 and 163,224,021.80
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Solution
The fourth proportional to 183,926,844.20, 275,890,266.30 and 163,224,021.80 is: 244,836,032.70
Step by Step Solution
- Step 1: Write the proportion equation
183,926,844.20 : 275,890,266.30 = 163,224,021.80 : x - Step 2: Convert to fraction form
183,926,844.20/275,890,266.30 = 163,224,021.80/x - Step 3: Cross multiply
183,926,844.20x = 275,890,266.30 × 163,224,021.80 - Step 4: Simplify right side
183,926,844.20x = 45,031,918,840,959,008 - Step 5: Solve for x
x = 45,031,918,840,959,008/183,926,844.20 - Step 6: Final answer
x = 244,836,032.70
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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.