Finding the Fourth Proportional to 303,412,263.31, 418,709,651.20 and 164,184,519.07
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Solution
The fourth proportional to 303,412,263.31, 418,709,651.20 and 164,184,519.07 is: 226,575,030.17
Step by Step Solution
- Step 1: Write the proportion equation
303,412,263.31 : 418,709,651.20 = 164,184,519.07 : x - Step 2: Convert to fraction form
303,412,263.31/418,709,651.20 = 164,184,519.07/x - Step 3: Cross multiply
303,412,263.31x = 418,709,651.20 × 164,184,519.07 - Step 4: Simplify right side
303,412,263.31x = 68,745,642,713,275,088 - Step 5: Solve for x
x = 68,745,642,713,275,088/303,412,263.31 - Step 6: Final answer
x = 226,575,030.17
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.