Finding the Fourth Proportional to 245,054,725.53, 338,175,580.53 and 133,545,597.49
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Solution
The fourth proportional to 245,054,725.53, 338,175,580.53 and 133,545,597.49 is: 184,292,956.85
Step by Step Solution
- Step 1: Write the proportion equation
245,054,725.53 : 338,175,580.53 = 133,545,597.49 : x - Step 2: Convert to fraction form
245,054,725.53/338,175,580.53 = 133,545,597.49/x - Step 3: Cross multiply
245,054,725.53x = 338,175,580.53 × 133,545,597.49 - Step 4: Simplify right side
245,054,725.53x = 45,161,859,958,406,456 - Step 5: Solve for x
x = 45,161,859,958,406,456/245,054,725.53 - Step 6: Final answer
x = 184,292,956.85
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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.