Finding the Fourth Proportional to 183,168,001.20, 274,752,001.80 and 129,420,289.20
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Solution
The fourth proportional to 183,168,001.20, 274,752,001.80 and 129,420,289.20 is: 194,130,433.80
Step by Step Solution
- Step 1: Write the proportion equation
183,168,001.20 : 274,752,001.80 = 129,420,289.20 : x - Step 2: Convert to fraction form
183,168,001.20/274,752,001.80 = 129,420,289.20/x - Step 3: Cross multiply
183,168,001.20x = 274,752,001.80 × 129,420,289.20 - Step 4: Simplify right side
183,168,001.20x = 35,558,483,531,234,924 - Step 5: Solve for x
x = 35,558,483,531,234,924/183,168,001.20 - Step 6: Final answer
x = 194,130,433.80
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1.5x scale
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.