Finding the Fourth Proportional to 179,021,529,629.76, 247,048,454,115.36 and 97,731,352,572.96
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Solution
The fourth proportional to 179,021,529,629.76, 247,048,454,115.36 and 97,731,352,572.96 is: 134,868,580,453.35
Step by Step Solution
- Step 1: Write the proportion equation
179,021,529,629.76 : 247,048,454,115.36 = 97,731,352,572.96 : x - Step 2: Convert to fraction form
179,021,529,629.76/247,048,454,115.36 = 97,731,352,572.96/x - Step 3: Cross multiply
179,021,529,629.76x = 247,048,454,115.36 × 97,731,352,572.96 - Step 4: Simplify right side
179,021,529,629.76x = 24,144,379,571,752,977,563,648 - Step 5: Solve for x
x = 24,144,379,571,752,977,563,648/179,021,529,629.76 - Step 6: Final answer
x = 134,868,580,453.35
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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.