Finding the Fourth Proportional to 115,675,705.44, 159,634,102.24 and 63,463,792.32
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Solution
The fourth proportional to 115,675,705.44, 159,634,102.24 and 63,463,792.32 is: 87,580,926.98
Step by Step Solution
- Step 1: Write the proportion equation
115,675,705.44 : 159,634,102.24 = 63,463,792.32 : x - Step 2: Convert to fraction form
115,675,705.44/159,634,102.24 = 63,463,792.32/x - Step 3: Cross multiply
115,675,705.44x = 159,634,102.24 × 63,463,792.32 - Step 4: Simplify right side
115,675,705.44x = 10,130,985,511,749,008 - Step 5: Solve for x
x = 10,130,985,511,749,008/115,675,705.44 - Step 6: Final answer
x = 87,580,926.98
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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.