Finding the Fourth Proportional to 465,102,001.05, 697,653,001.58 and 379,008,559.05
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Solution
The fourth proportional to 465,102,001.05, 697,653,001.58 and 379,008,559.05 is: 568,512,838.58
Step by Step Solution
- Step 1: Write the proportion equation
465,102,001.05 : 697,653,001.58 = 379,008,559.05 : x - Step 2: Convert to fraction form
465,102,001.05/697,653,001.58 = 379,008,559.05/x - Step 3: Cross multiply
465,102,001.05x = 697,653,001.58 × 379,008,559.05 - Step 4: Simplify right side
465,102,001.05x = 264,416,458,843,848,160 - Step 5: Solve for x
x = 264,416,458,843,848,160/465,102,001.05 - Step 6: Final answer
x = 568,512,838.58
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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.