Finding the Fourth Proportional to 303,304,390.53, 418,559,842.71 and 164,075,261.19
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Solution
The fourth proportional to 303,304,390.53, 418,559,842.71 and 164,075,261.19 is: 226,423,743.48
Step by Step Solution
- Step 1: Write the proportion equation
303,304,390.53 : 418,559,842.71 = 164,075,261.19 : x - Step 2: Convert to fraction form
303,304,390.53/418,559,842.71 = 164,075,261.19/x - Step 3: Cross multiply
303,304,390.53x = 418,559,842.71 × 164,075,261.19 - Step 4: Simplify right side
303,304,390.53x = 68,675,315,516,288,560 - Step 5: Solve for x
x = 68,675,315,516,288,560/303,304,390.53 - Step 6: Final answer
x = 226,423,743.48
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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.