Finding the Fourth Proportional to 151,168,875.80, 226,753,313.70 and 148,649,451.80
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Solution
The fourth proportional to 151,168,875.80, 226,753,313.70 and 148,649,451.80 is: 222,974,177.70
Step by Step Solution
- Step 1: Write the proportion equation
151,168,875.80 : 226,753,313.70 = 148,649,451.80 : x - Step 2: Convert to fraction form
151,168,875.80/226,753,313.70 = 148,649,451.80/x - Step 3: Cross multiply
151,168,875.80x = 226,753,313.70 × 148,649,451.80 - Step 4: Simplify right side
151,168,875.80x = 33,706,755,775,338,432 - Step 5: Solve for x
x = 33,706,755,775,338,432/151,168,875.80 - Step 6: Final answer
x = 222,974,177.70
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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.