Finding the Fourth Proportional to 245,054,725.03, 338,175,579.84 and 133,545,596.99
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Solution
The fourth proportional to 245,054,725.03, 338,175,579.84 and 133,545,596.99 is: 184,292,956.17
Step by Step Solution
- Step 1: Write the proportion equation
245,054,725.03 : 338,175,579.84 = 133,545,596.99 : x - Step 2: Convert to fraction form
245,054,725.03/338,175,579.84 = 133,545,596.99/x - Step 3: Cross multiply
245,054,725.03x = 338,175,579.84 × 133,545,596.99 - Step 4: Simplify right side
245,054,725.03x = 45,161,859,697,172,200 - Step 5: Solve for x
x = 45,161,859,697,172,200/245,054,725.03 - Step 6: Final answer
x = 184,292,956.17
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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.