Finding the Fourth Proportional to 181,822,740.30, 272,734,110.45 and 127,296,893.70
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Solution
The fourth proportional to 181,822,740.30, 272,734,110.45 and 127,296,893.70 is: 190,945,340.55
Step by Step Solution
- Step 1: Write the proportion equation
181,822,740.30 : 272,734,110.45 = 127,296,893.70 : x - Step 2: Convert to fraction form
181,822,740.30/272,734,110.45 = 127,296,893.70/x - Step 3: Cross multiply
181,822,740.30x = 272,734,110.45 × 127,296,893.70 - Step 4: Simplify right side
181,822,740.30x = 34,718,205,066,317,708 - Step 5: Solve for x
x = 34,718,205,066,317,708/181,822,740.30 - Step 6: Final answer
x = 190,945,340.55
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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.